AMC Spirit Engine Additives

Your One-Stop Shop For Trusted AMC Spirit Engine Additives

If you’re in search of AMC Spirit Engine Additives aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 3 Engine Additives from top brands with prices ranging from $17.99 to $368.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Additives for your AMC Spirit. Of the 2 OEM and aftermarket parts brands we carry, some of the most popular are Powertrax and Yukon Gear.

And don’t forget to read customer reviews across all Engine Additives categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Additives have to cost top dollar, and we prove it. Browse our top AMC Spirit Engine Additives below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential AMC Spirit Engine Additives

Powertrax – Lock Right Locker (Part No.2310-LR)

Lock Right Locker

from

$359.99
The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
  • See More

    Powertrax – Lock Right Locker (Part No.1710-LR)

    Lock Right Locker

    from

    $368.99
    The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.
  • Powertrax® = Extreme Traction Systems!
  • See More

    Yukon Gear – Friction Modifier / Posi Additive (Part No.15018)

    Friction Modifier / Posi Additive

    from

    $17.99
    Help keep positraction chatter down with posi additive from Yukon Gear & Axle.

    Product Features:
    • positraction additive
    • For use in any clutch-style limited slip
    See More

    Engine Additives Brands You Can Trust For Your AMC Spirit

    2 trusted brands of Engine Additives line our shelves, ready to help keep your AMC Spirit running smooth. Below are some of the most popular brands and their top Engine Additives offerings:

    Most Purchased AMC Spirit Engine Additives from Yukon Gear

    When you buy the most frequently purchased Yukon Gear brand Engine Additives, you can be confident it will be the right part for your AMC Spirit. Here are the Yukon Gear Engine Additives Advanced Auto customers buy the most:
    Friction Modifier / Posi Additive
    from $17.99
    This product is not rated
    Friction Modifier / Posi Additive
    Friction Modifier
    Lock Right Locker
    from $368.99
    This product is not rated
    Lock Right Locker
    Posi Units and Components
    Lock Right Locker
    from $359.99
    This product is not rated
    Lock Right Locker
    Posi Units and Components

    FAQs for AMC Spirit Engine Additives

    What are the most purchased Engine Additives for the AMC Spirit?

    Out of 3 Engine Additives for the AMC Spirit, the most popular in our inventory are:
    Lock Right Locker
    from $359.99
    This product is not rated
    Lock Right Locker
    Posi Units and Components
    Lock Right Locker
    from $368.99
    This product is not rated
    Lock Right Locker
    Posi Units and Components
    Friction Modifier / Posi Additive
    from $17.99
    This product is not rated
    Friction Modifier / Posi Additive
    Friction Modifier