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FR SPORT
HKS Super Fire Racing M40X 50003-M40X
$270.00
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 Spark Plugs 50003-M40X HKS SUPER FIRE RACING M40X
SKU: 074TT
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.
