*For best driving results with Xtreme sound level turn off "ECO" mode or Tune out 4 cylinder "ECO" mode
Reducing under hood heat results in cooler air entering the engine improving engine performance
CORSA Valve-back exhausts attaches behind the factory GM axle-pipe valves
E-Torque use Axle-Back Systems
Dual Rear Exit Tip Style Single 4
Sport / 3.0 in Cat-Back SSE 4.0 in Twin Tip | 2011-2021 Tundra 5.7L (14916) 1998 BMW 325i/is *For best driving results withVEHICLE FITMENT 2011 2021 Toyota Tundra 5. 7L V8 Double Cab Crew Max 145. 7" Wheelbase PRODUCT DESCRIPTION 3. 0" Cat Back, Single Side Exit with Twin 4. 0" Polished Slash Cut Tip Sport Sound Level INSTALLATION Installation Instructions YEARS: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021