Skunk2 Pro Series Honda/Acura B-Series VTEC XP Valve Spring Set (Dual Springs) 2024-bmw-m440i-xdrive-gran-coupe-esi9618710 cost-effective tuning tools that allow

cost-effective tuning tools that allow users to accurately monitor the Air/Fuel Ratio (AFR) of their engine

which literally opens and closes the door on Phantom flow control technology

Enkei T6S 17x8 45mm Offset 5x114

with the potential for more with a tune

Skunk2 Pro Series Honda/Acura B-Series VTEC XP Valve Spring Set (Dual Springs) 2024-bmw-m440i-xdrive-gran-coupe-esi9618710 cost-effective tuning tools that allowSkunk2 is proud to introduce its Pro Series XP (Extra Pressure) Racing Valve Spring Kits for the Honda B series VTEC engines. Each kit includes Skunk2's high quality race proven dual valve springs that are the result of nearly two decades of racing and engine building experience. 'XP' features a higher seat pressure for turbocharged and extreme high RPM motors. This spring has a seat pressure of 93lbs @ 1. 320 in. while keeping the coil bind height