ARP · New
ARP GM Duramax LMM 6.6L 12PT SS (street) thermostat housing bolt kit
MPN 430-7404 · Store SKU arp430-7404
Supplier stock checked 11/7/2026, 9:17:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
ARP GM Duramax LMM 6.6L 12PT SS (street) thermostat housing bolt kit
Manufacturer fitment & guides
Check 430-7404 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y