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BMW Z4 Downpipes

Take your Z3/Z4/Z8 to the next level with VividRacing's high performance engine components like pistons, rods & bearings, as well as Cold Air Intake, Suspension like Springs, Rods and Coilovers, to wheels, tires and anything else you could use to tune your Z3/Z4/Z8 to the next level. VividRacing won't be outdone on quality, service or delivery. It's our mission to provide you with the best purchase experience hands down, when buying racing and performance parts for your Z3/Z4/Z8 Even if you don't find what you're looking for, be sure to call us and speak with a Z3/Z4/Z8 upgrade & racing specialist-- odds are we can help you locate the exact part you want.


View all Z4 Downpipes products

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 Evolution Racewerks Competition Series 4-Inch Catless Downpipe BMW Z4 sDrive28i Single Turbo N20 Engine E89 11-15 

Model Number: BM-EXH008   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 High Flow Catted Downpipe BMW Z4 sDrive28i Single Turbo N20 Engine E89 11-15 

Model Number: BM-EXH008CAT   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...