M45 BFT Edition Axle Back w/ Single Wall 4 Inch Polished Tips 2015-2021 WRX / 2015-2021 STI
Here, You are looking at the M45 BFT axle back for your 2015-2021 WRX / STI.
The M45 Axle-Back Exhaust System has been designed to eliminate the factory mufflers to provide optimal weight savings with an aggressive sound under full throttle. This axle-back is a phenomenal bang for the buck option for those of you looking for a 4" tip without the markup.
The BFT edition sports some of the biggest f’n tips on the market, that’s right M45’s goal was to make a functional yet very stylish axle back. The 2.5” piping ensures this system flows great and the 4” double wall tips add an aggressive styling component to any WRX / STI!
This exhaust system has been fabricated from stainless steel, and installation is considered to be pretty simple once the factory muffler is removed.
These axle backs include new gaskets, hardware, and hangers for a complete installation!
- Direct bolt-on easy installation to OEM or OEM equivalent mid pipe.
- 2.5 inch, 16 gauge, stainless steel, mandrel bent pipe
- Precision CNC Mandrel Bent
- 4 inch single wall staggered tips
- OEM style exhaust hanger rod construction
- High quality hand TIG welding
- Optimal weight reduction from the factory mufflers
- Ultra light weight of 8 lbs each side (16 lbs total)
- Reuses OEM Gaskets
- Will not work with SPT catback exhaust system
- Will not work with aftermarket catback exhaust Systems