High strength stud conversion for factory replacement or a full race motor
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Brand:
ES#:
2575219
Mfg#:
201-4302
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$295.92
This product was last offered at the strikethrough price on 06-04-2026
$240.99 USD
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Lifetime Replacement
Upgrade to 5150's Custom Age 625+ Head Stud Kit Built by ARP!
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Brand:
ES#:
4736733
Mfg#:
ARP-HSK-S56-CA
$999.99 USD
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Lifetime Replacement
Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals!
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Brand:
ES#:
4346287
Mfg#:
VS-VBM6-6CYLKT
$27.99 USD
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Lifetime Replacement
Stud conversion set up with 12 point fastening nuts
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Brand:
ES#:
2570243
Mfg#:
201-4303
$247.99 USD
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Lifetime Replacement
Two required per valve, necessary for use with certain supertech valves
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Brand:
ES#:
2598482
Mfg#:
KPR-6S-7
$5.99
This product was last offered at the strikethrough price on 03-04-2026
$2.99 USD
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Lifetime Replacement
Secure your engine with race-proven durability using the ARP Head Stud Kit the top choice for serious BMW performance enthusiasts and professional builders alike.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms N55 Engines it is a MUST to drill and tap!
Brand:
ES#:
4908308
Mfg#:
ARP-HSK-S55-CA
$899.99 USD
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Lifetime Replacement
Unleash Your S58's Power with Kelford Cams
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Brand:
ES#:
4753443
Mfg#:
KEL-358-S58
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Brand:
ES#:
4900024
Mfg#:
SUP-HPVK-S55-32/
$1143.99 USD
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The perfect seal for repairing, replacing, or upgrading your valves and stem seals!
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Brand:
ES#:
3129395
Mfg#:
VS-VBM6I
$1.99 USD
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Lifetime Replacement
Upgrade to ARP2000 Head Studs for Increased Head Clamping Force!
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Brand:
ES#:
4727616
Mfg#:
ARP-HSK-S58-S
$399.99 USD
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The perfect seal for repairing, replacing, or upgrading your valves and stem seals!
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Brand:
ES#:
3129394
Mfg#:
VS-VBM6E
$1.99 USD
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Lifetime Replacement
High performance valve spring set
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Brand:
ES#:
3036326
Mfg#:
TMS1504
$766.99 USD
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Lifetime Replacement
Two required per valve, necessary for use with certain supertech valves
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Brand:
ES#:
4716125
Mfg#:
KPR-5.0-7S-24
$72.99 USD
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Lifetime Replacement
Two required per valve, necessary for use with certain supertech valves
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Brand:
ES#:
4716124
Mfg#:
KPR-6S-7-24
$51.99 USD
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Lifetime Replacement
Quality retainers from Supertech
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Brand:
ES#:
4716135
Mfg#:
RET-BMN54-TI-12
$197.99 USD
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Lifetime Replacement
Quality retainers from Supertech
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Brand:
ES#:
4716136
Mfg#:
RET-BMN54-TE-12
$197.99 USD
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Lifetime Replacement
More About Performance Cylinder Heads
Engines are just air pumps. How efficiently they can pump and how much they can pump determines how powerful they are. Upgrade cylinder head components to improve your engine's performance, like valves, valve springs, camshafts, rocker arms, and entire cylinder heads to unlock more power from your engine.