Originally Posted by Papethova
I had straight (mid)pipes on my 135... secondary cat and resonator delete. Not sure id maddad had a resonator in there. I plan on trying that set up with the stock axle back.
It wont be a straight bolt on though since my mids are 2 separate pipes.
Here is what my MadDad looks like relative to stock, deletes the secondary cats and resonator, but adds 2 tiny 'resonators' midstream to eliminate drone.
2011 BMW E82 1///M: AW, ZPP+ZCV, HK, Apps; Akra CF+Valve control, MadDad mids, K&N, Forge FMIC, P3gauge, EuroTails, Tint, CF Mirrors+Spoiler+Roof+RevoZ diffuser, 10mm H&R, IND grills+gills, xCDV, LUX AE
2008 Audi B7 RS 4: Sprint Blue, Audi Exclusive Euro Interior, Premium+Titanium Package, EPL Tune, Stasis Ohlins MS coilovers, Milltek valved exhaust+DownPipes, Stoptech lines, Tint, ADR V1, Lidatek, Lamin-X, Strasse Forged SM7 3-piece concave wheels, 275/30/19 PSSs, Euro flat-bottom steering wheel, JHM SSK