Dinan Freeflow Stainless Exhaust with Polished Tips for the BMW F26 X4 M40i

Dinan D660-0074

Product Description

The system is built to exacting specifications to ensure perfect fit using the factory hangers. It is made from 100% 16 gauge 304 stainless steel and will resist corrosion for years to come. The design features twin 89mm (3.5") laser engraved ceramic black or polished exhaust tips for a tasteful, high-performance look.

Benefits of the Dinan F26 X4 M40i Free Flow Exhaust:

+5 HP @ 6600 RPM, +4 FT-LB @ 6600 RPM
Twin 3.5" laser engraved polished exhaust tips
+ Easy bolt-on installation with included mounting hardware
Enjoyably louder, sportier sound
100% 304 stainless steel construction
Computer controlled exhaust valve is eliminated.


Product Specifications
Labor Hours/Installation Hours 1.40
Max HP Gain 5 @ 6600 RPM
Max Torque Gain 4 @ 6600 RPM