SKU: 31006-AT008 | UPC: 4957266915455
HKS Hi-Power 409 Stainless Cat-Back Exhaust 1990-1999 Toyota MR2 Turbo SW20 3S-GTE
The HKS Hi-Power 409 SW20 3S-GTE cat-back exhaust system fits Toyota MR2 Turbo models with SW20 chassis and 3S-GTE engine from 1990 to 1999. It replaces the factory setup from the catalytic converter rearward to unlock more horsepower torque and throttle response with a deep aggressive exhaust tone. Built from 409 stainless steel this lightweight design reduces backpressure for noticeable performance gains on street or track.
Key Features
- 409 Stainless Steel Build: Heat-resistant material ensures long-term durability corrosion resistance and a mirror-polished finish that withstands harsh conditions.
- 60.5mm Mandrel-Bent Piping: Smooth bends and large diameter promote high exhaust flow velocity for improved engine breathing and power delivery across RPM range.
- Hi-Power Silencer Design: Internal structure creates a refined deep growl at idle throaty roar under acceleration without cabin drone.
- R109mm Single Tip: Precision-formed outlet matches MR2 styling while enhancing flow and providing visual performance accent.
- 9.0kg Lightweight Construction: Reduces overall vehicle weight by several kilograms compared to OEM muffler aiding acceleration and handling.
Product Notes
- Pair with HKS catalytic converter or high-flow unit for full exhaust benefits.
- Clean regularly with mild soap to maintain stainless finish.
- Freight shipping due to large box dimensions.
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory mounts and hangers no cutting or welding needed.
- Verify catalytic converter flange alignment on 1994.9+ JDM models.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1999 | Toyota | MR2 | Turbo 3S-GTE (SW20) |
| 1994-1999 | Toyota | MR2 | Turbo Rev3/Rev4 3S-GTE |
Why Choose HKS?
- Motorsport-proven brand with decades of JDM tuning expertise.
- Every component dyno-tested for real-world power gains.
- J precision manufacturing guarantees perfect fit and reliability.
Frequently Asked Questions
-
Q: Will this fit my USDM 1991-1995 MR2 Turbo?
A: Yes it bolts directly to SW20 3S-GTE catalytic converters confirm midpipe flange matches your setup for seamless install. -
Q: What grade stainless steel is used?
A: 409 stainless steel offers strong heat tolerance and affordability while matching performance needs for street-driven MR2 Turbos. -
Q: What warranty coverage applies?
A: HKS provides 1-year limited warranty against manufacturing defects when installed by certified shop.
Shipping & Handling
- Method: Ground freight
- Availability: In stock - ships same or next business day
- Packaging: Oversize box 48 x 18 x 16 inches
- Weight: 25 lbs shipping 20 lbs product
Catback
Shop catback exhaust systems at Black Ops Auto Works for cat-back exhaust kits, performance exhaust systems, stainless steel exhausts, titanium exhausts, dual rear exit exhausts, track exhausts, touring exhausts, axle-back exhausts, and street performance exhaust upgrades. This collection is built for drivers who want deeper sound, improved exhaust flow, better throttle response, aggressive rear-end styling, and vehicle-specific bolt-on fitment. Use this Catback collection to choose the right exhaust system by vehicle platform, brand, material, sound level, tip finish, and driving goal. A catback exhaust can help improve sound, reduce exhaust restriction, support performance upgrades, and give your car, truck, SUV, Jeep, or performance build a cleaner, more aggressive look. Shop Catback Exhaust Systems by Brand Black Ops Auto Works carries catback exhaust systems from trusted performance brands including Borla, CORSA Performance, MagnaFlow, MBRP, AWE Tuning, Invidia, Solo Performanc...
View Catback Products
Exhaust Systems
Black Ops Auto Works carries one of the largest selections of performance exhaust systems available online, with 7,700+ products covering cat-back exhausts, axle-back exhausts, turbo-back systems, downpipes, headers, mid-pipes, X-pipes, H-pipes, mufflers, resonators, catalytic converters, exhaust tips, and every component in between. Whether you're building a street car, a daily driver, a diesel truck, or a track build, the right exhaust upgrade is here. Shop by Exhaust System Type Cat-Back Exhaust Systems: The most popular performance exhaust upgrade. Replaces everything from the catalytic converter back for improved sound, better flow, and premium tip styling. Available in single exit, dual exit, and quad exit configurations. Axle-Back Exhaust Systems: A simpler bolt-on that replaces the rear section from the axle back. Best for drivers who want an improved exhaust note and cleaner tip appearance without a full system swap. Headers and Manifolds: Long tube headers and shorty h...
View Exhaust Systems Products
HKS
HKS is a Japanese manufacturer of premium performance parts founded in 1973 that has been at the forefront of turbocharged engine development, producing turbochargers, exhaust systems, engine management, intercoolers, and supporting performance components for some of the most iconic Japanese sports cars ever built. The brand's GT and GTIII turbocharger series, Super Sequential Blow Off Valves, and Racing Suction intake kits are recognized globally as benchmark-quality products that combine Japanese manufacturing precision with decades of motorsport development experience. HKS products are particularly well-known in the Toyota Supra, Mitsubishi Evo, Subaru STI, Nissan GT-R, and Honda NSX communities, where the brand's heritage in building the world's fastest versions of these cars has created a loyal following among enthusiasts who want the best available components. From a simple racing suction kit to a complete GT turbo with intercooler and ECU tune, HKS provides an end-to-end perf...
View HKS Products


