Uprated valve guides used in the cylinder head : Manganese Bronze Metal
2021 MINI Cooper S Convertible B46C Performance Engine Parts
- Catch Can
- Connecting Rod
- Cooling
- Cylinder Head
- Diverter Valve
- Exhaust
- Fueling
- Hoses
- Intake
- Intercooler
- Mounts
- Oiling System
- Performance Package
- Pistons
- Pulleys
- Software
- Sprint Booster
- Throttle Controller
- Turbocharger
- Water-Meth
High strength ARP Head stud kit for the B48 engines
2X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
08-13-2026
Replacement for NTI-01, MINI-01 Leyo intake systems
Quick connect union T-fitting for 1/4" Nylon
Your BMW's factory exhaust tips are fine for getting groceries, but if you've upgraded your valence or just want a rear-end aesthetic that matches your car's performance pedigree, "fine" doesn't cut it. It's time for an attitude adjustment.
10X Entries For Our 25th Anniversary Sweepstakes!
Upgraded full system from the turbo back! Includes Downpipe and full exhaust!
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