Product Description
Details:Constructed of 1-5/8" into 2-1/2" 16-gauge, brushed finish 304 stainless-steel tubing
Incorporates a 4-to-1 formed collector
3/8" Thick laser-cut flanges
Retains factory sensors
Optimized near equal tube lengths improve flow and performance
100% TIG-Welded by certified craftsmen for race proven strength and durability
This system produced a max gain of +9 horsepower and +13 lbs. x ft. torque verified by our in-house dyno
Subaru WRX STI 04-19 H4-2.5L (t)