Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
For the Dual Exhaust Conversion
2.5" Inlet - 3.5" Outlet - Forged Carbon Fiber Sleeve
A low exhaust note with a free flow design
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-09-2026
For fitting Supersprint Section 2 to OE secondary cats
This product was last offered at the strikethrough price on
11-07-2026
2.5" Inlet - 3.5" Outlet - Single Wall Burnt Steel
Bracket that holds the rear muffler on the passenger side
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-09-2026
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-09-2026
Secures items under the hood and resists rust
Mounts and brackets for rear muffler
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-09-2026
Everything needed to get the job done
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
11-07-2026
Push-button sound control in the palm of your hand!
2 required per vehicle
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-09-2026
2 required per vehicle
This product was last offered at the strikethrough price on
05-29-2026
Instant control over your exhaust flapper valve - Integrates with JB4PRO