
HKS · Clearance
HKS PISTON KIT SR20DET 2.21 (Repair Kit for 21004-AN001)
MPN 21003-AN001 · Store SKU hks21003-AN001
Supplier stock checked 11/8/2026, 6:58:12 AM UTC. Adding a part does not reserve it.
Clearance and scratch-and-dent parts are final sale. No returns or refunds.
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
HKS PISTON KIT SR20DET 2.21
Manufacturer fitment & guides
Check 21003-AN001 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- Clearance item. All sales are final under the supplier clearance policy.