Maximize your engine's performance!
Maximize your engine's performance!
Featuring Milltek Sport Hi-Flow sports cat designed for Milltek's 3" Race cat-back systems.
Stainless steel 3" downpipe with high flow catalytic converter designed to work with 3" cat-back exhaust systems.
Stainless steel 3" downpipe with HJS sport catalytic converter designed to work with 2.75" cat-back exhaust systems.
Offering increased horsepower and torque, reduced turbocharger lag, and an enhanced exhaust note, this is the ultimate downpipe solution.
2X Entries Into Our F80 M3 Sweepstakes
Stainless steel 80mm downpipe with high flow catalytic converter designed to work with factory cat-back exhaust systems.
For use with factory cat-back exhaust only
Stainless steel 80mm downpipe with high flow catalytic converter designed to work with 80mm cat-back exhaust systems.
For use with Milltek cat-back exhaust only
Stainless steel 3" downpipe with high flow catalytic converter designed to work with 3" cat-back exhaust systems.
For use with Milltek cat-back exhaust only
An upgraded downpipe is a must-have item for any owner looking to make serious power from their vehicle.
Stainless steel 3" downpipe with high flow catalytic converter designed to work with 3" cat-back exhaust systems.
For use with Milltek cat-back exhaust only
This product was last offered at the strikethrough price on
08-17-2026
Stainless steel 3" downpipe with high flow catalytic converter designed to work with factory cat-back exhaust systems.
For use with factory cat-back exhaust only
This product was last offered at the strikethrough price on
08-17-2026
Featuring 3-inch T304 Stainless Steel Mandrel Bent Tubing
3.00" 304 stainless performance downpipe system with a high flow sports catalyst
Featuring Milltek Sport Hi-Flow Sport Cats
Provides increased horsepower and torque throughout the powerband, reduced turbocharger lag, and an enhanced exhaust note!
2X Entries Into Our F80 M3 Sweepstakes
Featuring a 200 Cell matrix high flow catalytic converter