MAD S58 Valved Axle Back Exhaust BMW G80 M3 / G81 M3 Touring / G82 G83 M4
The MAD valved axle back exhaust improves the sound and flow of a BMW, making it more assertive and responsive while retaining factory valve control and OEM integration.
- The description claims modest gains in performance (+5 hp and +5 lb-ft).
- The description claims the car feels less muted.
- The construction is made of 100% T304 stainless steel and weighs roughly 7 pounds less than stock.
Specifications
- Tip Selection
- Brushed 4", Black 4.5", Carbon Fiber 4.5"
Variants (3)
- Brushed 4" — 1196.10 USD — In stock
- Black 4.5" — 1304.10 USD — In stock
- Carbon Fiber 4.5" — 1304.10 USD — In stock
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