CTS Turbo BMW E90/E91/E92/E93, E81/E82 N55 135i/335i, E84 N55 X1 downpipe ENGINE Run it with or without

Run it with or without software

this will unlock big potential power gains and is normally required when you are moving up to a Stage 2 remap

Quality Silicone Components:

Keep your intake valves clean

yet still being plug & play fitting with an upgrade inlet

CTS Turbo BMW E90/E91/E92/E93, E81/E82 N55 135i/335i, E84 N55 X1 downpipe ENGINE Run it with or withoutCTS Turbo is proud to announce our BMW E90 E92 N55, E81 E82 N55 135i 335i X1 catless downpipes. NOTE: These are for late E series models with N55 twin power single turbo engine. Made from T304 stainless steel, these downpipes offer far superior flow compared to the oem pipes. Increase your throttle response, power and improve the sound of the engine. Product Details: T304 Seamless Stainless Steel tubing T304 Stainless Steel flanges 100% TIG Welded