SP1-R Full Titanium Single Exit Exhaust System for 2.0L A90 Supra B46/48 340i SP1-X will work

SP1-X will work

this exhaust system has been tested for over a year on different turbo kits available on the market to prove its performance and longevity

5" diameter design

Proven and Tested 4" Single exit design for the A90 platform

SP1-R Full Titanium Single Exit Exhaust System for 2.0L A90 Supra B46/48 340i SP1-X will workThe highly anticipated 2. 0L B46 48 Titanium Single Exit Exhaust system is here! This SP1 R exhaust was carefully designed and tested to produce the most flow and true sound of the turbocharged B58 engine. Featuring a 3. 5" diameter design, giving maximum potential for relieving backpressure past the downpipe. This is as well an all original design that was tested for a whole year before it was released to ensure longevity and performance gains.