Supertech BMW N54 Black Nitrided Intake Valve - Set of 12 (Use w/Locks KPR-5.0 / 7S)
$387.63
$310.17
SPTBMIVN-1054S-12
All BMW
BMW Z4
Valves
Supertech BMW N54 Black Nitrided Intake Valve - Set of 12 (Use w/Locks KPR-5.0 / 7S)
Supertech BMW N54 Conical Spring Kit - Rate 7.25lbs/mm
$1,082.33
$865.87
SPTSPRK-FE20N54-BE-2
All BMW
BMW Z4
Performance
Valve Springs, Retainers
Supertech BMW N54 Conical Spring Kit - Rate 7.25lbs/mm
Supertech BMW N54 Turbo 3.0L Inconel Exhaust Valve- Set of 12
$825.29
$660.37
SPTBMEVI-1055S-HS-12
All BMW
BMW Z4
Engine Components
Performance
Valves
Supertech BMW N54 Turbo 3.0L Inconel Exhaust Valve- Set of 12
Supertech BMW N54/N55/S55/B48/B38/B58 Viton Integral Intake Valve Stem Seal - Set of 8
$16.83
$13.47
SPTVSI-BM50-I-8
All BMW
BMW Z4
Engine Components
Engine Components
Valve Seals
Supertech BMW N54/N55/S55/B48/B38/B58 Viton Integral Intake Valve Stem Seal - Set of 8
Supertech BMW N54B30A Sodium Filled Inconel Exhaust Valve - Set of 12 (Use w/Locks)
$825.29
$660.37
SPTBMEVI-1054S-HS-12
All BMW
BMW Z4
Performance
Valves
Supertech BMW N54B30A Sodium Filled Inconel Exhaust Valve - Set of 12 (Use w/Locks)
Supertech BMW S42 / Honda B16A / Honda/Acura B18C5 Steel Spring Retainer - Set of 16
$212.84
$170.31
SPTRET-HBK-ST-16
All BMW
BMW Z4
Performance
Valve Springs, Retainers
Supertech BMW S42 / Honda B16A / Honda/Acura B18C5 Steel Spring Retainer - Set of 16
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$927.61
$742.25
SPTSPRK-H1000D-BM-ST
All BMW
BMW Z4
Engine Components
Engine Components
Performance
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$700.21
$560.29
SPTSPRK-H100DR-BM-16
All BMW
BMW Z4
Engine Components
Engine Components
Performance
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$1,050.31
$840.43
SPTSPRK-H1005D-BM
All BMW
BMW Z4
Engine Components
Engine Components
Performance
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$1,050.31
$840.43
SPTSPRK-H1000D-BM
All BMW
BMW Z4
Engine Components
Performance
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech BMW S52 Steel Spring Retainer - Set of 24
$319.34
$255.53
SPTRET-HBK-ST-24
All BMW
BMW Z4
Performance
Valve Springs, Retainers
Supertech BMW S52 Steel Spring Retainer - Set of 24
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
$1,050.31
$840.43
SPTSPRK-2521-2BM-T1
All BMW
BMW Z4
Engine Components
Engine Components
Performance
Valve Springs, Retainers
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
