Mahle · New
Mahle MS GM 6.6L Duramax L5P 4.075in Bore 3.898in Stk 6.417in Rod 1.417 Pin -41.2cc 15.9 CR Set of 8
MPN 197987975 · Store SKU mhl197987975
$1,959.81
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.
Supplier stock checked 11/7/2026, 11:24:24 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
407cid 4.075 x 2.122CH, 3.898stroke,6.417rod,1.417pin,-41.2cc,942g,15.9CR, M174+ Piston (set) - GM 6.6L Duramax L5P Cast Performance Pistons
Manufacturer fitment & guides
- GM 6.6L Duramax 407 cu in.
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
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
