Pro series cylinder head studs from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 220,000 psi. All kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
This kit is for equal-length 2004 and later LS engines excluding LS9.
Most products ship within 1 to 7 business days. Some products are “build to order” and may take longer. To check the availability of a product, please contact us.
Attention: Due to limited (and unpredictable) supplier and material product availabiliity, Shipping may take longer than usual.
Shipping Policy: We will ship to the credit card billing address or confirmed PayPal address only. Call us if you have any questions or need to make other arrangements.
Products sold on this website are intended for “off-road” use and may not conform to local emissions laws. Please verify your local emissions regulations before street use.
WARNING: The products we sell can put you near a vehicle, which emits chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.. Please review the link before purchase. www.p65warnings.ca.gov
New Era Performance branded products carry a limited lifetime warranty on craftsmanship unless otherwise specified. Warranty claims on all other products should be directed to the original manufacturer of that product.
Returns are accepted within 30 days of original purchase. Items must be unopened, uninstalled and in original packaging. A 20% re-stocking fee applies to all returns. Shipping is non-refundable. Prior authorization required for all returns.