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BMW Exhaust Center Sections

Upgrading the center section of your exhaust often removes some restrictions, mainly catalytic converters, giving your vehicle both more power and more sound. We offer several different exhaust brands to get your vehicle sounding exactly the way you want it to!
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Valvetronic Designs Extended Chassis Brace - BMW G80 M3, G82/G83 M4 S58
Valvetronic Designs Extended Chassis Brace - BMW G80 M3, G82/G83 M4 S...
Valvetronic Designs - Corporate Logo
T#:53008789
Part#: BMWG8XCHASBRACE
Back Ordered
New Item
Sale - Save 10% $ 149.99

This product was last offered at the strikethrough price on
08-25-2026

$ 134.99 USD
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Sale - Save 10%
$ 149.99

This product was last offered at the strikethrough price on
08-25-2026

$ 134.99 USD
Free Shipping
Add to Wish List
Need a new brace to fit your larger exhaust for your G80 M3 or G82/G83 M4? This extended chassis brace from Valvetronic Designs provides extra clearance for larger exhaust pipes.
MMX Underbody Chassis Brace - F80, F82, F83, F87
MMX Underbody Chassis Brace - F80, F82, F83, F87
MMX Performance - Corporate Logo
T#:55713525
Part#: MMR13-1000
In Stock
New Item
$ 295.00 USD
Free Shipping
Add to Wish List
$ 295.00 USD
Free Shipping
Add to Wish List
The MMX Performance Underbody Chassis Brace is engineered specifically for the F8x platform to eliminate the unwanted flex that plagues the factory mid-section. On the track or your favorite backroad, flex alters your alignment mid-corner, reducing tire contact patch.
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