View our Specials! Coupon Code: SaveIn2026
Koni Suspension Sale
X
Vehicle Set: Click here to shop All BMW M440i parts.

BMW M440i Catback

Looking for aftermarket parts to modify or upgrade your BMW M440i with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories.

Catback Parts:

Only show in-stock parts

AWE Tuning Cat-Back Touring

AWE Tuning
AWE Tuning Cat-Back Touring 3015-11058
IN STOCK
3015-11058
AWE Tuning 2019+ BMW M340i (G20) Non-Resonated Touring Edition Exhaust (Use OE Tips)
2021-2026 BMW M440i Base
$2,155.00
Details
AWE Tuning Cat-Back Touring 3015-11060
OUT OF STOCK
3015-11060
AWE Tuning 2019+ BMW M340i (G20) Resonated Touring Edition Exhaust (Use OE Tips)
2021-2026 BMW M440i Base
$2,355.00
AWE Tuning Cat-Back Touring 3015-42148
OUT OF STOCK
3015-42148
AWE Tuning 2019+ BMW M340i (G20) Non-Resonated Touring Edition Exhaust - Quad Chrome Silver Tips
2021-2026 BMW M440i Base
$2,565.00
AWE Tuning Cat-Back Touring 3015-42150
OUT OF STOCK
3015-42150
AWE Tuning 2019+ BMW M340i (G20) Resonated Touring Edition Exhaust - Quad Chrome Silver Tips
2021-2026 BMW M440i Base
$2,875.00
AWE Tuning Cat-Back Touring 3015-43156
IN STOCK
3015-43156
AWE Tuning 2019+ BMW M340i (G20) Non-Resonated Touring Edition Exhaust - Quad Diamond Black Tips
2021-2026 BMW M440i Base
$2,565.00
Details
AWE Tuning Cat-Back Touring 3015-43158
IN STOCK - LOW
3015-43158
AWE Tuning 2019+ BMW M340i (G20) Resonated Touring Edition Exhaust - Quad Diamond Black Tips
2021-2026 BMW M440i Base
$2,875.00
Details

AWE Tuning Cat-Back Track

AWE Tuning
AWE Tuning Cat-Back Track 3020-11032
IN STOCK
3020-11032
For those who like it raw, rowdy, and light (drivers can expect an 11 lb weight savings compared to stock), the AWE Track Edition is for you. The Track Edition comes equipped with bullet resonators in the mid-pipes, and shares the same bespoke stainless steel stamped merge and precision engineering ...
AWE Tuning 2019+ BMW M340i (G20) Track Edition Exhaust (Use OE Tips)
2021-2026 BMW M440i Base
$1,845.00
Details
AWE Tuning Cat-Back Track 3020-42078
IN STOCK - LOW
3020-42078
For those who like it raw, rowdy, and light (drivers can expect an 11 lb weight savings compared to stock), the AWE Track Edition is for you. The Track Edition comes equipped with bullet resonators in the mid-pipes, and shares the same bespoke stainless steel stamped merge and precision engineering ...
AWE Tuning 2019+ BMW M340i (G20) Track Edition Exhaust - Quad Chrome Silver Tips
2021-2026 BMW M440i Base
$2,255.00
Details
AWE Tuning Cat-Back Track 3020-43085
IN STOCK
3020-43085
For those who like it raw, rowdy, and light (drivers can expect an 11 lb weight savings compared to stock), the AWE Track Edition is for you. The Track Edition comes equipped with bullet resonators in the mid-pipes, and shares the same bespoke stainless steel stamped merge and precision engineering ...
AWE Tuning 2019+ BMW M340i (G20) Track Edition Exhaust - Quad Diamond Black Tips
2021-2026 BMW M440i Base
$2,255.00
Details

AWE Tuning Exhaust Conversion Kits

AWE Tuning
AWE Tuning Exhaust Conversion Kits 3810-42018
OUT OF STOCK
3810-42018
Convert from OE-style tips to AWE's signature 102mm double-walled slash-cut tips. Kit includes tip merges and four tips in Chrome Silver....
AWE Tuning 2019+ BMW M340i (G20) OE-Config-To-Quad Tip Conversion Kit - Chrome Silver Tip
2021-2026 BMW M440i Base
$645.00
AWE Tuning Exhaust Conversion Kits 3810-43020
IN STOCK - LOW
3810-43020
Convert from OE-style tips to AWE's signature 102mm double-walled slash-cut tips. Kit includes tip merges and four tips in Diamond Black....
AWE Tuning 2019+ BMW M340i (G20) OE-Config-To-Quad Tip Conversion Kit - Diamond Black Tip
2021-2026 BMW M440i Base
$745.00
Details
AWE Tuning Exhaust Conversion Kits 3815-11058
OUT OF STOCK
3815-11058
Tired of drone but still want the full bodied tone of the Track Edition? Convert your existing AWE Track Edition Cat Back into a Touring Edition by swapping your existing straight-through Track Edition rear sections with AWE's straight-through, patented drone-canceling 180 Technology® resonators. T...
AWE Tuning 2019+ BMW M340i (G20) Track-to-Touring Conversion Kit (Rear Section Only)
2021-2026 BMW M440i Base
$865.00
AWE Tuning Exhaust Conversion Kits 3815-11062
OUT OF STOCK
3815-11062
Replace your existing non-resonated mid pipes with resonated mid pipes for additional sound tuning -- particularly recommended to be used with aftermarket downpipes....
AWE Tuning 2019+ BMW M340i (G20) Non-Resonated to Resonated Conversion Kit
2021-2026 BMW M440i Base
$645.00
AWE Tuning Exhaust Conversion Kits 3820-11054
OUT OF STOCK
3820-11054
Convert your existing AWE Touring Edition Cat Back into a Track Edition by swapping the rear 180 Technology® sections with Track Edition straight sections....
AWE Tuning 2019+ BMW M340i (G20) Touring-to-Track Conversion Kit (Rear Section Only)
2021-2026 BMW M440i Base
$435.00
AWE Tuning Exhaust Conversion Kits 3820-11056
IN STOCK
3820-11056
Replace your existing AWE resonated mid pipes with non-resonated mid pipes for additional sound tuning....
AWE Tuning 2019+ BMW M340i (G20) Resonated to Non-Resonated Conversion Kit
2021-2026 BMW M440i Base
$335.00
Details