Originally Posted by BullowM3
i drive a 335is and am in love with the exhaust but extremely curious, has any1 done a secondary cat delete to their IS? or any type of different exhaust setup then stock
You must not heard of me son hahaha. 15 exhaust soo far on my car. about to be 16. My exhaust now is 335is exhaust with secondary cat as Meistershaft GT HAUS with 3" quad tips on A&R Catless downpipes. Raw and clean at low speed cruise. like VTEC at 5k+ it go woooooo than WHAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA POW! <--- pop flames LOL!