Russell · New
Russell Performance -6 AN to -8 AN Coupler Reducer
MPN 640551 · Store SKU rus640551
Supplier stock checked 11/7/2026, 1:17:30 PM UTC. Adding a part does not reserve it.
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
Russell's wide variety of lightweight aluminum adapter fittings allow for the connection of Russell hose ends to almost any component. Adapters are offered in standard thread, metric thread and pipe thread to fit most popular oil pumps, fuel pumps, fuel filters plus a variety of other common components. To compliment the looks of the hose installation, three finishes are available - ultra-bright Endura, traditional blue anodized or our new black anodized fittings. Russell's wide variety of adapter fittings allow for the connection of AN hose ends and hardlines to almost any system. Adapters are offered in many configurations. Coupler Reducer; Endura; -8AN To -6AN Female to Female; 6 AN Female to 8 AN Female Reducer Endura Finish Coupler Reducer
Manufacturer fitment & guides
Check 640551 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
