15 Wheel horsepower gains from JUST A TEST PIPE!

This pipe replaces the restrictive stock cat converter. The pipe that is in between the catback exhaust and downpipe.

AMS Stainless Steel Test pipe features:
- 100% Stainless Steel Construction
- 3/8" Thick Stainless steel flanges
- Professionally Tig Welded here at AMS
- 15 Wheel Horsepower gains over the stock catalytic converter
- Bolts right in place of the factory catalytic converter
- All gaskets and hardware inlcuded
- Factory bracket for the stock Exhaust hanger
- Stainless Steel O2 sensor bung welded in the factory location.

TECH TIP: Off Road Use Only!

Fits: Mitsubishi Lancer Evolution X