Supertech Valve Springs for BMW / Toyota / Mini B48 engines are designed for those demanding peak performance and reliability. Built for high-revving engines, these valve springs provide enhanced valve control, reducing the risk of valve float and ensuring optimal performance even under the most intense conditions.
Supertech's reputation for precision engineering and high-quality materials means their valve spring kits are a trusted choice for enthusiasts, engine builders, and professional race teams. Compared to stock springs, Supertech valve springs deliver superior spring rates and durability, specifically tailored to meet the requirements of high-performance B48 engines.
Crafted to handle high RPMs with ease, these valve spring kits allow BMW, Toyota, and Mini B48 owners to confidently push their engines to new performance levels, ensuring proper valve function and maximizing power.
Installation requires the expertise of an engine builder.
BMW B48 Applications:
1 Series
2019-Present F40 118i / 120i / 128ti / 135i
2 Series
2014-2021 F22/F23 218i / 220i / 230i
2021-Present G42 220i / 230i
2020-Present F44 218i / 220i / 228i / M235i
3 Series
2018-Present G20 318i / 320i / 330i / 330e
4 Series
2020-Present G22/G23 420i / 430i / 430e
5 Series
2017-Present G30/G31 520i / 530i / 530e
6 Series
2017-Present G32 630i
7 Series
2015-2022 G11/G12 730i / 740e
X1 Series
2015-2022 F48 sDrive18i / sDrive20i / xDrive20i / xDrive25i
2022-Present U11 sDrive18i / xDrive20i
X2 Series
2018-Present F39 sDrive18i / sDrive20i / xDrive20i / xDrive25i / M35i
X3 Series
2017-Present G01 sDrive20i / xDrive20i / xDrive30i
X4 Series
2018-Present G02 xDrive20i / xDrive30i
X5 Series
2018-Present G05 xDrive25i / sDrive25i
Z Series
2018-Present G29 Z4 sDrive20i / sDrive30i
Toyota B48 Applications:
A90 / A91 Supra
2020-Present GR Supra 3.0
MINI B48 Applications:
MINI Hatch [F55/F56/F57]
2014-Present Cooper S
2015-Present John Cooper Works (JCW)
MINI Clubman [F54]
2015-Present Cooper S
2016-Present John Cooper Works (JCW)
MINI Convertible [F57]
2016-Present Cooper S
2016-Present John Cooper Works (JCW)