You’ll want stainless or MLS gaskets sized to your turbo flange—these top nine choices cover that: T2 turbine gaskets, YCHIMAN T4 twin‑scroll, MAHLE GS33954, FEL‑PRO ES 72745 for Subaru, T3/T4 5‑bolt A/R .63, Dorman Buick/Chevy kit, T3 flange pair, and Ford BL3Z‑6N652‑B oil‑line gasket. They’re chosen for heat resistance, bolt‑pattern accuracy, and HP ratings up to high‑power builds. Keep your measurements and boost/temperature needs in mind and you’ll find the right match should you want full specs and fit tips.
| T2 Turbine Flange Gasket 2-Pack (Stainless Steel) |
| Durable Performer | Material: Stainless steel | Purpose: Turbocharger intake/turbine flange sealing | Quantity / Pack: 2 pieces (2-pack) | VIEW LATEST PRICE | Read Our Analysis |
| YCHIMAN T4 Turbocharger Twin Scroll Inlet Gasket (2-Pack) |
| High-Power Rated | Material: Stainless steel | Purpose: Divided T4 turbo inlet/twin-scroll sealing | Quantity / Pack: 2 pieces (2-pack) | VIEW LATEST PRICE | Read Our Analysis |
| MAHLE GS33954 Turbocharger Mounting Gasket Set |
| OE-Equivalent Quality | Material: OE-equivalent gasket materials (high-quality sealing materials) | Purpose: Turbocharger mounting/sealing set | Quantity / Pack: Set (multiple gaskets in tray) | VIEW LATEST PRICE | Read Our Analysis |
| FEL-PRO ES 72745 Turbocharger Mounting Gasket Set for Subaru Impreza |
| Model-Specific Fit | Material: OEM-grade gasket materials (meets/exceeds OE) | Purpose: Turbocharger mounting/sealing set (Subaru) | Quantity / Pack: Set (multi-piece gasket set) | VIEW LATEST PRICE | Read Our Analysis |
| T3/T4 Turbo Gasket 5 Bolt Stainless Steel for A/R.63 Turbocharger |
| Turbocharger Specialist | Material: Stainless steel | Purpose: T3/T4 turbo flange sealing (5-bolt) | Quantity / Pack: Single gasket (sold as one) — T3/T4 5-bolt pattern | VIEW LATEST PRICE | Read Our Analysis |
| T4 Turbine Flange Gaskets (2-Pack) |
| Universal Fit | Material: Stainless steel | Purpose: T4 turbine intake/turbine flange sealing | Quantity / Pack: 2 pieces (2-pack) | VIEW LATEST PRICE | Read Our Analysis |
| Dorman Turbocharger Gasket Kit for Buick/Chevrolet |
| Vehicle-Specific Kit | Material: Engineered gasket materials (Dorman quality, inspected) | Purpose: Turbocharger connection/boost line sealing | Quantity / Pack: Kit (multiple components) | VIEW LATEST PRICE | Read Our Analysis |
| T3 Turbocharger Flange Gasket 2-Pack (Stainless) |
| Corrosion-Resistant Choice | Material: Stainless steel | Purpose: T3 turbine flange/turbo intake sealing | Quantity / Pack: 2 pieces (2-pack) | VIEW LATEST PRICE | Read Our Analysis |
| Ford BL3Z-6N652-B Turbocharger Oil Line Gasket |
| OEM Replacement | Material: (Ford OEM) painted metal gasket material | Purpose: Turbocharger oil line sealing | Quantity / Pack: Single OEM gasket (individual oil line gasket) | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
T2 Turbine Flange Gasket 2-Pack (Stainless Steel)
Should you’re running a T2/T25/T28 or GT25/GT28 turbo and need a durable, leak-proof flange seal, this stainless-steel 2-pack is built for you—it’s made to handle high temperatures and extreme pressure from forced induction without the failures common to composite gaskets. You get two stainless-steel turbine intake flange gaskets sized 3.6 x 2.3 in with a 2.1 x 1.6 in outlet and bolt centers at 2.8 in and 1.5 in. They deliver reliable sealing to prevent dust ingestion and accelerated wear, promoting smooth operation under forced induction. Before installing, verify the compressor-end intake pipe clamp at the turbo is secure.
- Material:Stainless steel
- Purpose:Turbocharger intake/turbine flange sealing
- Quantity / Pack:2 pieces (2-pack)
- Fit/Compatibility Guidance:Fits T25, T28, GT25, GT28 (T2 turbos)
- High-Performance Rating / Temperature & Boost Resistance:Withstands high temperatures and extremely high boost levels
- Installation Notes / Buyer Guidance:Verify compressor-end intake pipe clamp is secure before installation
- Additional Feature:Compact dimensions (93×60 mm)
- Additional Feature:Compatible with T25/T28/GT variants
- Additional Feature:Prevents foreign-particle ingestion
YCHIMAN T4 Turbocharger Twin Scroll Inlet Gasket (2-Pack)
Provided you need a durable, high‑flow gasket for divided T4 turbine housings, the YCHIMAN T4 Twin Scroll Inlet Gasket (2‑pack) is built for tuners and fabricators working with Garrett- and PTE-style turbos. You get two precision‑manufactured stainless steel gaskets that fit any divided T4 flanged turbine, exhaust housing, or manifold. The twin‑scroll design supports balanced exhaust flow and is rated to handle up to 1000 HP, so it suits high‑power builds. YCHIMAN backs the product with a lifetime warranty, but you should check dimensions before buying to confirm fitment despite the universal T4 compatibility.
- Material:Stainless steel
- Purpose:Divided T4 turbo inlet/twin-scroll sealing
- Quantity / Pack:2 pieces (2-pack)
- Fit/Compatibility Guidance:Fits divided T4 flanged turbine housings; Garrett/PTE style turbos
- High-Performance Rating / Temperature & Boost Resistance:Rated to 1000 HP (high-performance rating)
- Installation Notes / Buyer Guidance:Check dimensions before purchasing; sold as 2-pack
- Additional Feature:Twin-scroll divided inlet
- Additional Feature:Rated to 1000 HP
- Additional Feature:Lifetime warranty included
MAHLE GS33954 Turbocharger Mounting Gasket Set
Should you need a reliable, OE-equivalent turbocharger mounting gasket that covers domestic, Asian, and European applications, the MAHLE GS33954 is a top pick — it’s built from materials that meet or exceed original equipment specs and is ideal for technicians and DIYers working across multiple vehicle platforms. You’ll get multi-market coverage, backed via MAHLE’s reputation for high-quality sealing products. The set arrives in a shrink-wrapped tray for added security and part verification before opening, so you can confirm contents quickly. Install with confidence aware the gaskets match OE form and function for dependable turbocharger sealing.
- Material:OE-equivalent gasket materials (high-quality sealing materials)
- Purpose:Turbocharger mounting/sealing set
- Quantity / Pack:Set (multiple gaskets in tray)
- Fit/Compatibility Guidance:Multi-market OE coverage (Domestic, Asian, European applications)
- High-Performance Rating / Temperature & Boost Resistance:Meets/exceeds OE performance specifications (suitable for OE conditions)
- Installation Notes / Buyer Guidance:Packaged for part verification prior to opening (shrink-wrapped tray)
- Additional Feature:OE-equivalent materials
- Additional Feature:Multi-market coverage
- Additional Feature:Shrink-wrapped tray packaging
FEL-PRO ES 72745 Turbocharger Mounting Gasket Set for Subaru Impreza
In case you drive a Subaru WRX, WRX STI, Impreza, Forester, or Baja and need a reliable turbocharger mounting gasket, the FEL-PRO ES 72745 set gives you an application-specific fit that simplifies installation and restores a proper seal. You’ll get a kit validated for fit, form, and function across many Subaru years and models—check the compatibility list and confirm year, engine, and trim prior to buying. FEL-PRO engineered this set for the sealing repair environment and claims OE-equivalent or better quality. Use the Amazon Confirmed Fit info whenever available. It’s intended specifically for turbocharger mounting gasket replacement and offers dependable sealing performance.
- Material:OEM-grade gasket materials (meets/exceeds OE)
- Purpose:Turbocharger mounting/sealing set (Subaru)
- Quantity / Pack:Set (multi-piece gasket set)
- Fit/Compatibility Guidance:Application-specific for many Subaru models (listed years/models)
- High-Performance Rating / Temperature & Boost Resistance:Meets/exceeds OE specifications for turbo mounting/sealing
- Installation Notes / Buyer Guidance:Check vehicle year/make/model/engine for compatibility; use Amazon Confirmed Fit where available
- Additional Feature:Application-specific Subaru fit
- Additional Feature:Amazon Confirmed Fit guidance
- Additional Feature:Validated for fit/form/function
T3/T4 Turbo Gasket 5 Bolt Stainless Steel for A/R.63 Turbocharger
In case you need a durable, high-flow flange for a T3/T4 or T04E 5-bolt turbo, this stainless-steel gasket rated to 1000 HP is a smart choice—it’s built for installers and performance enthusiasts who want a precise A/R .63 fit and long-lasting seal. You get a new Mayways 5-bolt T3/T4 stainless gasket that fits Garrett T3/T4 and T04E patterns, measures 5.91 x 5.14 x 0.43 inches, and weighs 1.6 ounces. It’s A/R .63 compatible and aftermarket-ready, but a professional installer is recommended. ASIN B0G3TQGB7R and seller price-match feedback are available.
- Material:Stainless steel
- Purpose:T3/T4 turbo flange sealing (5-bolt)
- Quantity / Pack:Single gasket (sold as one) — T3/T4 5-bolt pattern
- Fit/Compatibility Guidance:Fits Garrett T3/T4, T04E 5-bolt pattern, A/R .63
- High-Performance Rating / Temperature & Boost Resistance:Rated to 1000 HP; designed for high-boost T3/T4 use
- Installation Notes / Buyer Guidance:Professional installer recommended; confirm bolt pattern and turbo model
- Additional Feature:T04E 5-bolt pattern
- Additional Feature:A/R .63 compatibility
- Additional Feature:Sold as completely new
T4 Turbine Flange Gaskets (2-Pack)
In case you want a durable, high-temp seal for common T4-style turbos, this 2-pack stainless-steel turbine flange gasket is a strong choice—it’s built to handle extreme pressure levels and fits T4, T04E, T66, T70, GT35, and GT40 housings. You get two stainless 4-hole washers sized 4.2 x 3.7 inches with a 3 x 2 inch outlet and bolt center spacing of 3.25 and 2.75 inches. Made of stainless steel, they resist high temperatures and extreme pressure, sealing to prevent dust ingestion and reduce wear. Verify your compressor-end intake pipe clamp isn’t loose before installing.
- Material:Stainless steel
- Purpose:T4 turbine intake/turbine flange sealing
- Quantity / Pack:2 pieces (2-pack)
- Fit/Compatibility Guidance:Universal T4/T04E/T66/T70/GT35/GT40 compatibility
- High-Performance Rating / Temperature & Boost Resistance:High-temperature resistance; handles extremely high boost levels
- Installation Notes / Buyer Guidance:Verify compressor-end intake pipe clamp not loose before installation
- Additional Feature:Universal T4/T04E/T66/T70 fit
- Additional Feature:Larger outlet size (3×2 in)
- Additional Feature:Brand: YYTQP
Dorman Turbocharger Gasket Kit for Buick/Chevrolet
For Buick and Chevrolet owners doing a turbo install or repair, the Dorman 667-574 Turbocharger Gasket Kit is a smart choice because it bundles the exact sealing components you’ll need to stop pressure leaks and restore proper turbo function. You’ll use this kit to replace worn gaskets and seal turbocharger connections, preventing air/boost leaks that sap performance. It’s engineered and inspected in the USA and includes the parts required for correct re-sealing and reconnection. Confirm compatibility through entering your make, model, and trim into the fitment tool so the kit fits your specific Buick or Chevrolet application.
- Material:Engineered gasket materials (Dorman quality, inspected)
- Purpose:Turbocharger connection/boost line sealing
- Quantity / Pack:Kit (multiple components)
- Fit/Compatibility Guidance:Fit for select Buick/Chevrolet models (verify with fitment tool)
- High-Performance Rating / Temperature & Boost Resistance:Engineered for reliable sealing to prevent boost loss (robust performance)
- Installation Notes / Buyer Guidance:Verify exact fit with vehicle fitment tool; includes necessary components for reseal
- Additional Feature:Vehicle-specific application kit
- Additional Feature:Engineered in USA
- Additional Feature:Includes necessary components
T3 Turbocharger Flange Gasket 2-Pack (Stainless)
Should you need a durable, corrosion-resistant flange gasket that handles high temps and extreme pressure, this 2‑pack of stainless T3 turbocharger gaskets is a smart choice. You get two 4.2″ x 2.5″ stainless steel 4-hole washers that fit T3, T34, T35, T38, GT35 and GT35R flanges. They resist rust, tolerate high boost pressure, and fill uneven flange surfaces to improve sealing and alignment, reducing dust ingestion and wear. Outlet and bolt dimensions match common turbo setups; bolt centers are 3.38″ and 1.74″ with ~0.43″ holes. Check your compressor-end intake clamp for looseness before installation.
- Material:Stainless steel
- Purpose:T3 turbine flange/turbo intake sealing
- Quantity / Pack:2 pieces (2-pack)
- Fit/Compatibility Guidance:Universal T3/T34/T35/T38/GT35 compatibility
- High-Performance Rating / Temperature & Boost Resistance:Withstands high temperatures and high boost levels; corrosion-resistant
- Installation Notes / Buyer Guidance:Verify compressor-end intake pipe clamp for looseness before installation
- Additional Feature:Corrosion-resistant stainless
- Additional Feature:Bolt diameter ~11 mm
- Additional Feature:Model/ASIN identifiers included
Ford BL3Z-6N652-B Turbocharger Oil Line Gasket
The Ford BL3Z-6N652-B turbocharger oil line gasket is a precision-fit replacement that’s ideal should you require reliable sealing for a 3.5L V6 turbo oil pipe; its OEM Ford pedigree means you’ll get exact fitment and consistent performance. You’ll appreciate its lightweight 0.634-ounce construction and compact packaging (5.98 x 3.66 x 0.47 inches) that make storage and shipping simple. It’s painted for corrosion resistance, not discontinued, and has been available since July 24, 2014. In case you need warranty or return details, the retailer offers a voluntary 30-day return guarantee and Ford provides warranty information. Reviews and pricing alerts are available.
- Material:(Ford OEM) painted metal gasket material
- Purpose:Turbocharger oil line sealing
- Quantity / Pack:Single OEM gasket (individual oil line gasket)
- Fit/Compatibility Guidance:Specific to Ford 3.5L V6 turbo oil pipe (BL3Z-6N652-B)
- High-Performance Rating / Temperature & Boost Resistance:OEM part designed for service conditions of turbo oil line
- Installation Notes / Buyer Guidance:OEM part number provided (BL3Z-6N652-B); verify compatibility with 3.5L V6 turbo oil pipe
- Additional Feature:OEM Ford part number
- Additional Feature:Painted exterior finish
- Additional Feature:For 3.5L V6 oil pipe
Factors to Consider When Choosing Turbocharger Gaskets
At the time of choosing turbocharger gaskets, you’ll want to weigh material and strength so the part withstands pressure and wear. Check temperature resistance and seal design to prevent leaks under heat cycling, and confirm bolt pattern fitment and turbo compatibility match for a proper mechanical fit. Prioritizing those factors will keep your turbo system reliable and leak-free.
Material And Strength
Because turbocharger gaskets sit between extreme heat, high pressure and dissimilar metals, you should pick materials and constructions that match those conditions—stainless steel for high tensile strength and corrosion resistance, multi-layer or composite designs for flange conformity, and thicker or reinforced gaskets whenever pressure rises or surface irregularities risk extrusion or blowout. You’ll favor solid stainless whenever sustained exhaust exposure and high boost demand maximum strength and corrosion resistance. Choose multi-layer or graphite-fiber composites whenever you require superior sealing on uneven flanges but accept lower temperature/pressure limits. Always match bolt-hole reinforcement and flange-contact hardness to your mounting hardware and flanges to avoid crushing and premature failure. Finally, prioritize constructions rated for your engine’s boost/PSI and high-temperature service to prevent extrusion and leakage.
Temperature Resistance
After choosing materials and constructions to match flange irregularities and improve demands, you’ll next assess temperature resistance to make sure the gasket survives the exhaust-side heat it faces. You’ll want gaskets that tolerate continuous exhaust-side temps typically between 600°C and 900°C (1112°F–1652°F) without degrading, so pick stainless steel or multi-layered metal (MLM) over composites for high-heat durability. Check thermal cycling resistance so the seal won’t crack, warp, or lose compression during repeated start/stop and boost swings. Match or compensate heat conductivity and expansion to adjoining flange metals to avoid differential expansion opening leak paths. Finally, verify maximum rated temperature and pressure specs exceed expected operating peaks, including transient spikes, to reduce risk of leaks or blowouts.
Bolt Pattern Fitment
Should you’re fitting a turbo gasket, start upon confirming the bolt hole count and exact pattern so alignment and clamping load are correct. You’ll match 4‑hole, 5‑bolt or other counts to the turbo flange; don’t assume similar outer dimensions mean fit. Measure center‑to‑center spacings (mm or inches) — a 73 mm versus 82.6 mm offset will prevent a proper seal. Check both longitudinal and transverse spacings because some gaskets share overall size but differ in bolt offsets. Verify bolt hole diameters provide clearance for the fasteners to avoid binding or tearing during torqueing. Finally, make certain hole placement aligns with divided or twin‑scroll inlet passages so ports aren’t blocked and seal integrity isn’t compromised.
Seal Type And Design
Whenever you pick a turbocharger gasket, match the seal type and construction to the temperatures, pressure levels, and flange conditions you’ll be running: solid stainless or multi‑layer steel (MLS) gaskets resist sustained high exhaust heat and extreme pressure better than composite options, while embossed‑stainless or composite designs can work for milder applications. You should choose full‑face gaskets whenever flange surfaces aren’t perfect, because they spread contact and hide minor irregularities; ring or washer‑style seals demand precision mating faces. Check bolt‑hole patterns and center‑to‑center spacing carefully to avoid uneven compression and leak paths. Match thickness and rigidity to flange condition—thicker or stiffer gaskets help warped flanges but can change flow and heat transfer. Finally, prefer gaskets rated for the temp and pressure your boosted setup will see.
Turbo Compatibility Match
Because a gasket that doesn’t match the turbo’s flange, port, bolt pattern, or scroll design will leak or restrict flow, you should verify those dimensions and features before buying. Start by confirming the flange pattern (T2, T3, T4, T25/T28, 4‑hole vs 5‑bolt, twin‑scroll divided inlet) matches the turbine/exhaust housing so bolt spacing and port alignment are correct. Measure outlet/port width × height or diameter and overall outer gasket size to prevent leaks or restriction. Check bolt center‑to‑center spacing and hole diameters to avoid deformation or misalignment during installation. Make certain the gasket’s design aligns with single vs twin‑scroll configurations so pulses route correctly. Finally, verify the gasket’s temperature and pressure capability suits your expected operating conditions.
Pressure And HP Rating
Whenever you pick a turbo gasket, match its pressure and HP ratings to your system so the seal won’t fail under load; stainless gaskets usually handle high boost (30+ psi) and extreme exhaust temps better than composite types. You should choose gaskets rated at or above your boost pressure and select HP-rated units that match engine output—use 500–1000+ HP-rated gaskets for high-power builds. For twin-scroll or divided inlets and high backpressure, pick gaskets designed and rated for divided-flow to prevent differential-pressure leaks. Account for temperature effects: higher HP raises exhaust temps, so use materials specified for both thermal and pressure loads. Finally, plan upgrades by buying gaskets with a 20–30% safety margin above current peak boost and HP.
Corrosion And Longevity
Matching pressure and HP ratings gets the sealing right for performance, but you also need gaskets that will resist corrosion and last through repeated heat cycles. Choose stainless steel or 300-series alloy gaskets because they resist exhaust gases and moisture far better than composite or graphite, preserving seal integrity over many cycles. Look for corrosion-resistant alloys that retain strength at high temperatures to reduce flange warping and gasket failure under increased intake pressure. Surface coatings or passivation treatments can further slow oxidation and pitting in aggressive environments. Avoid dissimilar-metal pairings at the flange; use similar-metal gaskets or insulating layers to minimize galvanic attack. Finally, inspect gasket faces and bolt holes regularly for rust, pitting, or thinning so you can replace parts before leaks cause turbo damage.
Installation And Torque
Start alongside making sure mating surfaces are spotless and flat—scrape off old gasket material and carbon so the new gasket sits evenly, then align it to the bolt holes and ports before any initial tightening. You should use a torque wrench and follow the manufacturer’s sequence and values (often 8–20 ft·lb for small flange bolts, but verify your application) to prevent warping or leaks. Tighten bolts in an alternating crisscross pattern in incremental steps (for example 30%, 60%, 100% of final torque) so the gasket compresses evenly. Inspect alignment and port clearance before final torquing to avoid restrictions. After the first heat cycle, cool the engine and re-torque bolts to compensate for thermal expansion and settling.
