Replace your factory downpipe with this upgraded JHM high flow cat!
Replace your factory downpipe with this upgraded JHM high flow cat!
Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers.
10X Entries Into Our F80 M3 Sweepstakes
10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
Choose your own configuration along with your choice of exhaust tips and more!
10X Entries Into Our F80 M3 Sweepstakes
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
Unleashes a throaty growl and exotic tone that exudes the sound of
performance - Deletes front-most resonator
2X Entries Into Our F80 M3 Sweepstakes
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
10X Entries Into Our F80 M3 Sweepstakes
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutouts
10X Entries Into Our F80 M3 Sweepstakes
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
3.0" T304 Stainless system produces gains of up to 25hp.
For vehicles up through 2020
complete drop-in upgrade will bolt up to stock/Stock Fit Turbo
2X Entries Into Our F80 M3 Sweepstakes
T304 Stainless down pipe that installs directly after the factory catalytic converter
Designed to seamlessly fit in place of factory catalytic converter
Features high-flow 2.5" piping, 90mm twin exhaust tips, and iE's DroneTrap technology
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Stainless Steel exhaust tip featuring swivel attachment for maximum adjustability. 2.5" Swivel Inlet / 3.5" Double Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026