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BMW 335i Catted Downpipes

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	aFe Twisted Steel down-pipe with cat BMW 335i F30 3.0T N55 12-15  Model Number: 48-36310   View Price aFe is proud to introduce the aFe Twisted Steel Down-Pipe with a 300 CPSI high-flow catalytic converter for the BMW F30 335i with the L6-3.0L N55 engine. In testing this system resulted in a max gain of 10 horsepower and 16 lbs. x ft. of torque and outflowed the restricted OE catalytic converter by up to 150%. This high performance down-pipe delivers the perfect balance of pure, race-inspired performance, in-cabin driving comfort and the excitement of exhaust sound and tone during normal cruisin...
	Evolution Racewerks Sports Series 4-Inch 200 Cell High Flow Catted Downpipe Brushed Finish BMW 335i N55 12-13  Model Number: BM-EXH007SCAT   View Price Restrictions in the exhaust system robs horsepower and torque especially on turbocharged cars. Thus, removing as much exhaust flow restrictions will increase horsepower and torque significantly. The factory catalytic converter found in the factory downpipe is a big culprit of this and is a major exhaust flow restriction. The factory catalytic converter is made up of catalyst material formed into "honeycomb" weaves. Exhaust gas must pass through these tiny "honeycomb" weaves on their way to the e...
	aFe Elite Twisted Steel Downpipe with cat BMW 335i E9x 135i E82/88 11-13  Model Number: 48-36302-HC   View Price aFe power introduces an all new Elite Twisted Steel catted Downpipe for the BMW 335i (E9x) /135i (E82/88) 11-13 with L6-3.0L (t) N55 engine. This Downpipe is designed using a 48-state legal 400 cpsi catalytic converter and mandrel-bent, 304 stainless steel tubing for optimum flow resulting in added horse power and torque. The Downpipe is 100% hand TIG-Welded and uses a 2-1/2" into 3?? stepped design that increases exhaust velocity and eliminates low pressure drops which helps to scavenge the exh...
	Evolution Racewerks Sports Series 4-Inch 200 Cell High Flow Catted Downpipe Polished Finish BMW 335i N55 12-13  Model Number: BM-EXH007PCAT   View Price Restrictions in the exhaust system robs horsepower and torque especially on turbocharged cars. Thus, removing as much exhaust flow restrictions will increase horsepower and torque significantly. The factory catalytic converter found in the factory downpipe is a big culprit of this and is a major exhaust flow restriction. The factory catalytic converter is made up of catalyst material formed into "honeycomb" weaves. Exhaust gas must pass through these tiny "honeycomb" weaves on their way to the e...
	Evolution Racewerks Sports Series 4-Inch 200 Cell High Flow Catted Downpipe Thermal Coated Black Finish BMW 335i N55 12-13  Model Number: BM-EXH007TBCAT   View Price Restrictions in the exhaust system robs horsepower and torque especially on turbocharged cars. Thus, removing as much exhaust flow restrictions will increase horsepower and torque significantly. The factory catalytic converter found in the factory downpipe is a big culprit of this and is a major exhaust flow restriction. The factory catalytic converter is made up of catalyst material formed into "honeycomb" weaves. Exhaust gas must pass through these tiny "honeycomb" weaves on their way to the e...
	Fabspeed Sport Cat Downpipe BMW 335i F30 with mechanical wastegate 12-13  Model Number: FS.BMW.F3X1.SCDP   View Price Eliminate the heavy and restrictive factory catalytic converters with straight-pipe, high flowing stainless steel downpipes for maximum power and an exhilarating sound.Features:Replaces the restrictive factory catalytic converters with high flowing HJS catalystic converters for inceased throttle response, and a more aggressive exhaust soundConstructed out of T304L stainless steel with CNC machined flanges and laser cut bracketsManufactured entirely in-house by our precision machine shop at Fabsp...