APR CATBACK EXHAUST SYSTEM (VALVELESS) - S3 (8V) golf r In-house design with world-class manufacturing

In-house design with world-class manufacturing and quality control

Wholesale improvement upon the design given the packaging limitations meant that a full re-design was not going to be feasible at a price point that would be accepted so a simpler more direct approach was taken

S63tu engine BMW Vehicles supported:

Full map rescaling for drivability from idle to wide-open throttle and everywhere in between

the new breed of engine calibrations are offered in numerous configurations depending on your specific needs

APR CATBACK EXHAUST SYSTEM (VALVELESS) - S3 (8V) golf r In-house design with world-class manufacturingPersonalize your vehicle's looks, sound and performance with this beautiful 3" T304 stainless steel catback exhaust system. T304 stainless steel construction Argon back purged TIG welding throughout Single 3" to quad 2. 5" mandrel bent brushed tubing Ultra smooth cast 3" to quad 2. 5" splitter Aggressive, unrestricted exhaust note Brushed finished straight through Helmholtz drone frequency reducing resonator Polished 4" slash cut exhaust tips