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USD 694.13
Part #: ARP230-4301

ARP 230-4301 Diesel Head Stud Kit

2017-2020 GM 6.6L Duramax L5P
Part #: ARP230-4301
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Put the ARP 230-4301 Diesel Head Stud Kit in your 2017-2020 GM 6.6L Duramax L5P and ensure your engine can handle the additional power of modern aftermarket upgrades. These head studs are rated at 220,000 psi tensile strength and will give you the clamping force you need to eliminate the risk of lifting your cylinder heads from higher combustion pressures.

Each set of ARP Head Studs is manufactured from ARP's proprietary ARP 2000 material in their California manufacturing facility. Each stud has threads rolled after heat-treating to provide superior strength. The studs are centerless ground for perfect concentricity and each kit includes heat-treated, chromoly steel 12-point nuts and washers. ARP treats all of their harddware with a black odize finish for protection and durability. Get a set for your engine today!

  • 220,000 PSI Tensile Strength
  • Replaces Factory Head Bolts
  • Black Oxide Finish


  • MFG. Number 230-4301
  • Manufacturer Name ARP
  • Shipping Weight 13.46 lb.
  • Shipping Length 11 in.
  • Shipping Width 7.5 in.
  • Shipping Height 2.5 in.
  • Fuel Type Diesel
  • UPC 672036049546
  • Warranty Yes
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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