Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / Fleece Performance / New

Fleece Performance 01-17 GM Duramax Billet Coolant Block Off Plate

Fleece Performance · New

Fleece Performance 01-17 GM Duramax Billet Coolant Block Off Plate

MPN FPE-DMAX-CBOP · Store SKU fpeFPE-DMAX-CBOP

$55.00
IN STOCK20 ready to ship

Supplier stock checked 11/8/2026, 4:51:40 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

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

2001-2023 Duramax Billet Coolant Block Off Plate (Replaces GM P/N: 97941204) OE covers are prone to leakage as the gaskets dry out and factory cast covers corrode. Our billet coolant block off plate with an integral O-ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good. 6.6L Duramax Billet Coolant Block Off Plate

Manufacturer fitment & guides

Check FPE-DMAX-CBOP 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

  • Not CARB approved. Destination and intended-use restrictions must be checked before sale.
  • Emissions acknowledgement required before purchase.
  • California Proposition 65: Y
More from Fleece Performance ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your cart.