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Maxima Pro Plus+ 4T Full Synthetic 20W50 Engine Oil - Gallon

Name: Maxima Pro Plus+ 4T Full Synthetic 20W50 Engine Oil - Gallon
Brand: Maxima
SKU: mxa30-039128

MPN 30-039128 · Store SKU mxa30-039128

Price on request

IN STOCK6 ready to ship

Supplier stock checked 11/7/2026, 9:59:42 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

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

ProPlus+ full-synthetic, ester-fortified 4-stroke engine oil designed to ensure optimum protection, peak performance and positive clutch feel. Surface-active. oxidatively-stable formulation provides excellent film thickness while maintaining viscosity across all operating temperatures. Advanced, proprietary additive system keeps your engine running clean, trouble-free and extends the life of the machine. Synthetic, 20W50, 1 gal., for Case Order 4

Manufacturer fitment & guides

Check 30-039128 against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

Part-specific notes

Ground shipping only.

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Add your exact parts and delivery details, then continue to payment. Eligible orders show the final parts, shipping and tax total and a PayPal button here after automatic checks. Freight, oversized, custom and uncertain items go to JuiceBuilt for a quote. You are charged only after approving PayPal; supplier orders are submitted separately after verified payment.

Does a part number guarantee vehicle fitment?

No. Product descriptions are supplied by the manufacturer. Check the manufacturer application information for your exact vehicle, engine and supporting modifications. Online checkout requires your exact-part fitment acknowledgment. Contact JuiceBuilt before ordering if you need fitment help.

Is the stock shown reserved for me?

No. Availability is a dated supplier snapshot. Inventory can change, and adding a part to your build does not reserve it. Availability and delivery are checked again before payment. A supplier order is confirmed separately after payment.

What about shipping?

Eligible standard-size parts orders with a parts subtotal of $100 or more receive free standard shipping.

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What is the return policy?

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

The customer pays return shipping for a change-of-mind return.

Any actual supplier restocking charge is disclosed before purchase.

Clearance and scratch-and-dent parts are final sale. No returns or refunds.

Read the full shipping & returns policy ↗

This policy does not limit rights required by law.

Maxima Pro Plus+ 4T Full Synthetic 20W50 Engine Oil - Gallon

Product details

Manufacturer fitment & guides

Part-specific notes

THE NEXT PART
OF YOUR BUILD.

Free shipping on $100+ orders.

Build with the right brands.

Find your next upgrade.

Make the whole setup work.

A few things to know.

Your build.

Delivery & checkout

Delivery address