Designed for race use ONLY. We offer this this cat-less down pipe to maximize the full potential of the K20C engine, it is more than just a pipe and with 2 flanges. The T1R pipe collector is 100mm (4 inch) which matches the OEM Turbo housing, this benefits a smooth exhaust flow then tapers down to 76.3mm (3 inch) to increase exhaust efficiency.
All down pipes are hand made with aircraft grade stainless steel to ensure the longevity.
Mechanical O2 simulator are not recommended. OEM upper heatshield can be installed but side heatshield has to be removed.
- Made with SUS304 Stainless steel
- Comes with reinforced gasket
- OEM fitment
- reduces engine temperature
- T1R down pipe weighs 6.35 lbs (2.88 kg) vs STOCK 15.5 lbs (7.04kg)