Downpipes

This system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. Includes a high flow catalytic converter which are less restrictive than the factory converter providing maximum flow. Factory style laser cut flanges are used used for a...

This system produced gains of up to +14 HP and +6 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 3" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Includes a single high flow catalytic converter...

100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks. Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the powerband. High grade stainless tubing with a uniform...

Add dyno-proven power to your Ford Focus RS with this Twisted Steel down-pipe which produced up to +10 horsepower and +14 lbs. x ft. torque max gains as measured on our in-house dyno. 3" mandrel-bent, 304 stainless steel tubing and high flow, 400 CPSI...

The aFe MACH Force XP Jeep Loop Delete Down Pipe is designed to eliminate the stock loop section after the catalytic converter. This down pipe accepts either the stock "Y-Pipe" or aFe MACH Force XP "Y-Pipe". Specifically designed and engineered to accept long arm...