Select Your Ride

1
2
3

Maxima 15w50 Synthetic Oil Case 4x1 Gallon RS1550 39-329128

Part Number: MAX39-329128
MAXIMA RACING OIL
(No reviews yet) Write a Review
SKU:
MAX39-329128
UPC:
851211901989
MPN:
39-329128
Condition:
New
Availability:
Ships Same Business Day
Weight:
33.27 LBS
On Sale
MSRP: $279.99
Now: $228.79
Was: $279.99
— You save $51.20
Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads

Description

High-performance engines demand oil that can handle extreme temperatures, sustained high RPM, and aggressive driving conditions—Maxima RS1550 15W50 synthetic delivers precisely that. With elevated zinc content formulated for flat-tappet and roller cam engines, this full synthetic protects critical valve train components while maintaining viscosity stability from cold starts to sustained track sessions. Whether you're running a vintage race engine or a heavily modified street machine, RS1550 provides the film strength and anti-wear properties that separate reliable power from catastrophic failure.

  • 15W50 viscosity
  • Full synthetic formula
  • High zinc content
  • 1 gallon bottles
  • Case of 4
  • RS1550 specification
  • Flat-tappet compatible
  • Anti-wear protection
  • Temperature stable
  • MPN: 39-329128
View AllClose

Specs

MFG Part #:
39-329128
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for Maxima 15w50 Synthetic Oil Case 4x1 Gallon RS1550 39-329128

View AllClose

FREE Shipping on orders of $99 or more!


Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.



Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.


You May Also Like

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER