1 Series

Polished - 4.5" Outlet, 3" InletLooking to replace old, or damaged, Dinan clamp-on tips or want to customize your exhaust setup with some Dinan flair? Look no further than our polished or black ceramic coated, straight-cut, double-walled exhaust tips...

Polished - 4.5" Outlet, 3.25" InletLooking to replace old, or damaged, Dinan clamp-on tips or want to customize your exhaust setup with some Dinan flair? Look no further than our polished or black ceramic coated, straight-cut, double-walled exhaust tips...

Polished - 4.5" Outlet, 3.25" InletLooking to replace old, or damaged, Dinan clamp-on tips or want to customize your exhaust setup with some Dinan flair? Look no further than our polished or black ceramic coated, straight-cut, double-walled exhaust tips...

Dinan's free flow exhaust for the 135 improves exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is civilized when you want it to be and pleasantly aggressive under harder acceleration. 100%...

The Dinan Carbon Fiber Front Strut Tower Brace provides sharper handling by reducing flex under harder cornering conditions and helps to maintain the structural integrity of the towers over the life of the vehicle. The beautiful carbon fiber brace may be...

Stainless Steel - 2.75" (70mm)Perfect for the do-it-yourself customer looking for a band clamp that allows for a 360º pressure connection, this clamp fits the build. Created from stainless steel, the clamp allows for connecting to 70mm (2.75") via a...

Stainless Steel - 3" (76mm)Perfect for the do-it-yourself customer looking for a band clamp that allows for a 360º pressure connection, this clamp fits the build. Created from stainless steel, the clamp allows for connecting to 76mm (3") via a swedged...

Stainless Steel - 3.25" (82.5mm)Perfect for the do-it-yourself customer looking for a band clamp that allows for a 360º pressure connection, this clamp fits the build. Created from stainless steel, the clamp allows for connecting to 82.5mm (3") via a...

Controlling operating temperatures becomes even more significant when you consider increasing boost pressure, which in addition to added power output also generates more heat. Recognizing the significance of this issue, Dinan set out to develop a more...

BMW 1M comes from the factory with an auxiliary radiator smaller than a half sheet of paper. It will do little to keep the "limp mode" or heat soak away during a track day. The Dinan High Capacity Oil Cooler provides literally twice the volume of the...

Compatible w/ Stock Air Box - E82/E88/E90/E92/E93 (N51/N52)Dinan High Flow Drop-in Replacement Filters are a direct upgrade to your factory intake system and will instantly provide better flow to assist your engine in achieving maximum performance and...

Compatible w/ Dinan Intake and Stock Air Box - E60/E61/E82/E88/E89/E90/E92/E93 (N54)Dinan High Flow Drop-in Replacement Filters are a direct upgrade to your factory intake system and will instantly provide better flow to assist your engine in achieving...