+55°
🛢️Motor oil & fluids
Royal Purple 51130 API-Licensed SAE 10W-30 High Performance…
$9.00Cost / quart
Price checked Jul 22 · confirm on Amazonpack price$44.99
Royal Purple · Amazon
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2 active deals, cheapest at $7.80 per quart. Ranked by real cost per quart.
Best value we track
Royal Purple 11750 HMX SAE 10W-30 High-Mileage Synthetic…$7.80/quartIndependent test results
No third-party lab data tracked yet for this brand.+55°
🛢️Motor oil & fluids
Royal Purple 11750 HMX SAE 10W-30 High-Mileage Synthetic Motor…
$7.80Cost / quart
Price checked Jul 18 · confirm on Amazonpack price$38.99
Royal Purple · Amazon
See on Amazon