Description
The Active Autowerke Toyota GR Corolla Signature Catted Downpipe is a cutting-edge performance upgrade for your GR Corolla, delivering improved power, quicker turbo spool, and reliability without compromising emissions compliance (49 states). Designed to integrate seamlessly with the GR Corolla’s 1.6L turbocharged engine, this downpipe uses premium materials and innovative engineering to balance performance, emissions control, and daily drivability.
Built with 4.5” diameter stainless steel piping and featuring a GESi high flow catalytic converter, this downpipe eliminates back pressure for optimal turbo efficiency while maintaining emissions standards. Its durable construction and precision design make it a perfect addition for enthusiasts who demand reliability, performance, and compliance.
Features:
Engineered for Power:
- 4.5" stainless steel piping for maximum power output.
- GESi ultra high output catalytic converter ensures minimal back-pressure.
- Turbo spools quicker for faster acceleration and response.
Compliance and Durability:
- GESi EPA registered, OBD2 compliant (except California).
- Withstands temperatures up to 1500°F.
- 304 stainless steel construction with TIG welding for durability and corrosion resistance.
Perfect Fitment and Easy Installation:
- Casted stainless steel V-band for precise fitment.
- Bolt-on design—no cutting or welding required.
GESi Catalytic Converter Features:
- Rated for 500-850 HP applications.
- Operates efficiently within 9 seconds of startup.
- Proprietary precious metal loading for reduced emissions.
Reliability Backed by Warranty:
- 5-Year/50,000-Mile Warranty (shell and tube ends).
- 2-Year/25,000-Mile Warranty (catalytic core).
- Note: Warranty void for excessive exhaust burbles beyond stock.
Key Benefits:
- Quicker Turbo Spool: Large pipe diameter and minimized bends ensure efficient exhaust flow and faster turbo response.
- Increased Horsepower & Torque: Reduced back pressure maximizes performance gains.
- Emission Standards Compliance: GESi catalytic converter ensures cleaner emissions without sacrificing power.
- Daily Drivability: Maintains reliability and ease of use for everyday driving.
- Long-Term Durability: Premium materials ensure the downpipe lasts under intense conditions.
Compatibility:
- Vehicle: Toyota GR Corolla (1.6L G16E-GTS Turbocharged Engine).
- Exclusions: Not CARB legal for use in California.
Technical Specifications:
- Material: 304 Stainless Steel (1.5mm wall thickness).
- Pipe Diameter: 4.5” tapering to 3”.
- Catalytic Converter: GESi UHO-Series (400 cells per square inch).
- Finish: TIG-welded, polished stainless steel.
- Fitment: Direct bolt-on to OEM exhaust system.
