FR SPORT
HKS Piston Ring Set M5 21005-Am005
$443.52
Frequently bought together
Free shipping on orders over $150
Hassle-free returns & exchanges
Secure checkout — Shop Pay, Apple Pay & all major cards
Product details
HKS Piston Rings 21005-AM005 HKS PISTON RING SET M5
SKU: 0E366
Why customers choose Ride Rite
Tesla & EV specialists
Every part is matched to your exact car — verified fitment, not a generic catalog.
Mobile install across the Bay Area
Skip the shop — our team comes to you for professional installation throughout California.
Free, fast shipping
Orders over $150 ship free and fully tracked, with most parts leaving the warehouse quickly.
Real human support
Talk to actual suspension specialists before and after your purchase — never a call center.
