Best Cat-Back Exhaust Systems for BMW M3 G80
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AWE SwitchPath Catback Exhaust — G8X M3/M4 (Diamond Black Tips)
AWE Tuning
AWE SwitchPath Catback Exhaust — G8X M3/M4 (Chrome Silver Tips)
AWE Tuning
AWE Glossy Gold Stainless Steel Exhaust Tips for BMW M3 G80 M4 G82 G83
DBPAJRAH
AWE Carbon Fiber Exhaust Tips BMW M2 M3 M4 G80 G82 G87 M Performance
BQGIATYLB
NINTE Carbon Fiber & Stainless Steel Exhaust Tips — BMW M Performance Universal (2pk)
NINTE
AWE Stainless Steel Exhaust Tip for BMW M3 G80 / M4 G82 G83 2020+
Ayerann
More exhaust parts for the BMW G80
Popular G80 cat-back exhaust systems
Mid-tier mix of cat-back exhaust systems that fit the BMW G80.
FTP Motorsport S58 Crossover Exhaust Pipe for BMW M3 M4 G80 G82 G81 G83
FTP Motorsport
$360.00
M Performance Carbon Fiber Exhaust Tips for BMW M2 M3 M4 G80 G82 G83 G87
M Performance
$472.50
4 PCS Exhaust Muffler Tip M Performance Carbon Fiber Exhaust Tailtip Compatible For BMW M2 M3 M4 G80 G82 G83 G87 Replacement Installation(Black)
UICFXMSV
$179.86
PKSABB Aluminum Turbo Inlet Elbow Pipes for BMW S58 M2 M3 M4 (G80/G82/G87)
PKSABB
$119.99
M Performance Carbon Fiber Exhaust Tips for BMW G80 G81 G82 G83 G87
M Performance
$442.46
NINTE Carbon Fiber & Stainless Steel Exhaust Tips — BMW M Performance Universal (2pk)
NINTE
$139.99
M Performance Style Carbon Fiber Clamp-On Exhaust Tips for BMW G80 G82 G83
M Performance
$309.99
M Performance Carbon Fiber Exhaust Tips for BMW G80 G81 G82 G83 G87
M Performance
$287.70
When it comes to exhaust upgrades on the BMW G80 M3, the S58 engine responds exceptionally well to carefully chosen components that free up exhaust flow without sacrificing the characteristic BMW refinement. The factory catted downpipes are a significant restriction point, and upgrading to options from Akrapovič, Milltek Sport, or Remus can unlock meaningful gains in both power and sound. For those wanting a full system overhaul, the Akrapovič Evolution Line titanium cat-back is widely regarded as the benchmark choice on this chassis, offering a roughly 8-10kg weight reduction alongside a crisp, race-inspired tone that doesn't drone on highway runs. Agency Power and VRSF also produce well-regarded downpipe options at more accessible price points, particularly their catless variants which, when paired with an appropriate ECU tune, can help push the S58 comfortably past 550whp. For those in emissions-regulated areas, high-flow catalytic options from BM3 or Catless options with 200-cell cats remain a sensible compromise. Always ensure any downpipe or cat-back fitment is paired with a professional retune to protect the engine and fully exploit the improved exhaust scavenging.