Active Autowerke BMW M3 Software Tune E46 - Alpha N Standard:Standard (No Extra Charge) Large 3-1/2 inch midpipe for

Large 3-1/2 inch midpipe for maximum flow

4L Twin Turbo Engine Boast an amazing 555 HP from the factory

Then this is the correct replacement gasket for you

With a 12x1

Our system utilizes a single valve setup similar to production and reuses the production valve actuator

Active Autowerke BMW M3 Software Tune E46 - Alpha N Standard:Standard (No Extra Charge) Large 3-1/2 inch midpipe forActive Autowerke BMW M3 Tuning Software ***Before your order ships you MUST sign and return the Off Road Use Only Waiver available HERE. Please email, fax or take a photo of the completed form. You can email it to your sales rep or to info@activeautowerke. com and you can fax it to us at (305) 253 8921*** Active Autowerke's engineers have spent countless years fine tuning the E46 BMW M3 software. With on going revisions and updates being made