B58 4.5" DownpipeOur first B58 Product is now finally live. It may seem excessive, but we spent a better part of a year running this downpipe on our own M240i to ensure performance, reliability, avoidance of CEL's is guaranteed. While the market for B58 downpipes is addmitedly saturated, the craftsmanship of our OEM fitment B58 downpipe simply cannot be beat. In a sea of rebranded offshore downpipes and overpriced options with mediocre fabrication and welding, our

SM555/R - Next-Generation Features and Performance

made out of the high-nickel Inconel 713-C superalloy with either

Due to the vast array of different chassis' found with the 2JZ engine

It's 51mm compressor inducer supports flow rates of 50 lb/min

It's 65mm compressor inducer supports flow rates of 82 lb/min

Full Conversion Single Turbo Kit

these point-milled

SM375JB - All-out Value

Precision TIG welded by hand with a positioner in Canada

keeping exhaust pulse energy as high as possible into the divided Turbine Inlet

guaranteeing leak-free sealing even at high boost levels

Our unique bearing housing is designed specifically for this application