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 ceramic black exhaust tips for a tasteful, high-performance look.
Maximum performance gains are 6 horsepower and 5 ft-lbs of torque.
The exhaust adds 3 point towards a Dinan badge.
Benefits of the Dinan Free Flow Exhaust:
+ Includes mounting hardware
+ Helmholtz chamber to reduce drone
+ Enjoyably louder, sportier Sound
+ 100% 304 stainless steel construction
+ Twin 89mm laser engraved ceramic black exhaust tips
+ 6 HP @ 6600 RPM, 5 FT-LB
DINANTRONICS Performance Tuner (D440-1605-ST1): The DINANTRONICS™ Performance Tuner is a highly engineered and sophisticated piece of computer hardware and software that enhances engine performance, without negating or voiding your new car warranty coverage and without affecting long term reliability or the functionality of on-board diagnostic systems. It is also the only tuning device emissions legal in all 50 states. The ultimate objective of developing this piece of technology was to provide the ability to control every signal entering and exiting the BMW factory Engine Control Unit. These items are unique to Dinan and together they embody the apex of performance engineering in a powerful, reliable, and warrantied package.
Models Supported by Dinan Free Flow Exhaust
- 2014-2016 M235i & xDrive F22 Coupe