Dinan - D660-0046
Dinan Free Flow Axle-Back Exhaust - 2012-2016 BMW 328i/428i
Freeflow Axle-Back Exhaust; 304 Stainless Steel Construction; 4 Max Horsepower Gain At 6600 RPM; 3 lbs.-ft. Max Torque Gain; Twin 70 mm. / 2.75 in. Laser Engraved Polished Tips;
Dinan engineers designed the BMW 328i/428i 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. Like all Dinan exhausts our 328i/428i Free Flow Axle-Back Exhaust is engineered to reduce low-RPM drone so the cabin of the vehicle is still intimate and not drowned in an excessively loud tone.
The system is built with ease in mind and utilizes a simple bolt-on installation with included mounting hardware. It is made from 100% 16 gauge 304 stainless steel and will resist corrosion for years to come. The design features twin 70 mm ceramic black or polished and laser engraved exhaust tips for a tasteful high-performance look that yields a maximum performance gain of 4 horsepower and 3 ft-lbs of torque.
The factory computer-controlled exhaust valve is eliminated.
- Improves Exhaust Flow By Reducing Back Pressure
- Increases Power Output And Provides Great Sporty Sound
- Reduces Low-RPM Drone So The Cabin Of Vehicle Is Still Intimate
- Easy Bolt-On Installation w/Included Mounting Hardware
- The System Will Resist Corrosion For Years To Come
- The Design Features Tips For Tasteful / High-Performance Look
- Enjoyably Louder / Sportier Sound
Brand: Dinan
Dinan Point Value: 3
Emission Code: 1
Factory Rated HP: Axle-Back Exhaust
Factory Rated Torque (lb-ft): California Proposition 65
Height: 11
Labor Time (Hours): 1.3
Length: 48
Max HP Gain: 4 @ 6600 RPM
Max Torque (lb-ft) Gain: 3 @ 6600 RPM
Peak HP: 3
Peak HP Gain: 11
Peak Torque (lb-ft): 48
Peak Torque (lb-ft) Gain: 4 @ 6600 RPM
Product Type: Axle-Back Exhaust
Tip Finish: Polished
Warning: 51
Warranty: 30
Weight: 51
Width: 30
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