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      11-26-2012, 09:15 AM   #8
Riley1524's Avatar

Drives: A Slow Ass BMW
Join Date: Feb 2011
Location: Atlanta, Ga.

iTrader: (4)

Originally Posted by 631twentyeighteye View Post
I think down the line i'm just gonna have an entire custom exhaust made, straight pipe all the way through no cats or anything except maybe a high flow muffler or my PE muffler at the end.

which begs the question, does removing the cats cause any codes?
Yes, taking out the cats would throw codes without proper ecu coding/ tuning. Gains would be pretty great though
2009 128i Sport Package, 6 speed, Heated Leather, Factory Adaptive H.I.D Headlights. MODS: VMR 18" Vb3's Matte Black, Eibach Pro-Kit, BMW Performance Brakes, BMW SSK, CDV delete, Morimoto 4500k D1s Bulbs, 3000k DDM HID Fogs, icarbon Dry Carbon Rear Deck Lid Spoiler, Carbon Fiber Mirror Caps, Custom Painted Grills, Injen intake, Custom Berk Race Exhaust. Escort Redline RD, Laser Intercepter Laser Jammers....Much More To Come