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The downpipe is also designed to work seamlessly with the factory exhaust system
Each intake system consists of:
CNC Machined Breather adapter
but we are after increased heat rejection over 20+ minute stints
Wheels come standard as just a core
MAD BMW Toyota B58 Fat Boy 5" Catless Downpipe M240 340 440 Supra The downpipe is also designedTHIS IS A CATLESS RACE DOWNPIPE! It is NOT Street legal. Only for Off road racing use ONLY! The MAD 5 inch Catless B58 Downpipe is a high performance aftermarket upgrade for BMW B58 engine vehicles, designed to increase power and torque while improving exhaust flow. This downpipe is made from premium quality stainless steel and is precision engineered to fit perfectly with the stock exhaust system, ensuring a seamless installation process. With a 5
