Dinan's High Flow Air Mass Meter and Intake Assemblies reduce the intake restriction presented by the stock configuration for a better breathing engine. Increasing the flow of cool, oxygen rich air increases power output by 21 horsepower, as well as...

Dinan’s High Flow Throttle Body improves intake air flow for additional horsepower and torque gains. The internal diameter of the stock throttle body is bored larger for a 9% increase in air flow area. The resulting increase in air flow provides more...

Dinan’s High Flow Throttle Body improves intake air flow for additional horsepower and torque gains. The internal diameter of the stock throttle body is bored larger for a 9% increase in air flow area. The resulting increase in air flow provides more...

Striking is the first word that comes to mind when you pop the hood of a F8x X5M/X6M with a Dinan carbon fiber cold air intake system. The under hood appearance is completely changed and set off by intricate carbon detailing that make the engine...

Keeping with the recent Dinan intake tradition the carbon fiber cold air intake for the F8x M3/M4 is beyond reproach. The intake makes the under hood appearance of the newest M's a work of art that could be the focal point of any car show or enthusiasts...

Efficiency and maximizing the potential of the stock intake design were the keys to development for this N55 intake. Our sealed system  delivers as much cold outside air as possible to the engine via an optimized carbon fiber tube that mimics the...

The F06/12/13 M6 Dinan high flow carbon fiber cold air intake, like most Dinan products, has a sleek and functional appearance that embodies high performance. The F06/12/13 M6 cold air intake allows cool outside air to be pushed into the engine via a...

The F10 M5 Dinan high flow carbon fiber cold air intake, like most Dinan products, has a sleek and functional appearance that embodies high performance. The F10 M5 cold air intake allows cool outside air to be pushed into the engine via a pair of...

As boost is increased through the use of performance software, the single factory intake becomes restrictive and the engine is lacking the air it needs to make maximum power. Our cold air intake force feeds the 3 liter turbocharged inline 6 with greater...

Dinan has developed the High Flow Carbon Fiber Intake for the BMW E9x M3 to improve air flow to the engine. Dinan's intake is built with the highest quality components and improves the look and performance of your M3 engine with a beautiful carbon fiber...

Dinan's intake tube is built with the highest quality components and improves the look and performance of your M3 engine with a beautiful carbon fiber connecting pipe and injection molded rubber boots. While the carbon fiber intake tube is strictly a...

Dinan's high flow intake system for the 650 dramatically increases intake air-flow volume and velocity as well as ensuring the lowest possible intake air temperatures for maximum power gains, as well as improved throttle response. The system takes full...

Dinan's high flow intake system for the 550 dramatically increases intake air-flow volume and velocity as well as ensuring the lowest possible intake air temperatures for maximum power gains, as well as improved throttle response. The system takes full...

Dinan's High Flow Intake System consists of an injection molded replacement lid for the stock air box designed to increase overall volume and accommodate a high flow filter element for optimum intake air-flow. The lid is manufactured using a special...

If you've been searching for a truly high performance rear muffler for your M3 look no further. Dinan's unique muffler design effectively reduces back-pressure for improved flow, resulting in measurable power gains. Manufactured from 304 stainless steel...

Dinan's Free Flow Exhaust for the 3 series models provides increased flow for power gains without the excessive noise associated with typical ''performance'' mufflers. The Dinan exhausts feature rigid and durable muffler cases manufactured from 20 gauge...

Dinan's Free Flow Exhaust for the 3 series models provides increased flow for power gains without the excessive noise associated with typical ''performance'' mufflers. The Dinan exhausts feature rigid and durable muffler cases manufactured from 20 gauge...

Dinan engineers designed the F33 & F36 440i exhaust to improve 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 hard...

Dinan engineers designed the F33 & F36 440i exhaust to improve 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 hard...

Dinan engineers designed the BMW 230i exhaust to improve 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 hard acceleration...