1966 Jeep Jeepster Engine Additives

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Keep Your 1966 Jeep Jeepster in Top Shape with a Quality Engine Additive

When it comes to maintaining or upgrading your 1966 Jeep Jeepster, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Engine Additive for your Jeepster. We currently carry a top Engine Additive in stock that is built to last. Whether you’re replacing a damaged Engine Additive or looking to upgrade, our selection for the 1966 Jeep Jeepster ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Coolant/Antifreeze and Fluids to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1966 Jeep Jeepster running smoothly and looking great.

Essential 1966 Jeep Jeepster Engine Additives

Powertrax – Differential Lock Assembly (Part No.2413-LR)

Differential Lock Assembly

from

$442.99
For vehicles that are driven daily, the Power Trax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Power Trax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Power Trax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Power Trax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds.

Product Features:
  • The Power Trax Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Power Trax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.
  • Power Trax lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.
  • Power Trax 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.
  • Power Trax ia an Extreme Traction System
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Powertrax – Grip LOK Traction System (Part No.LK444430)

Grip LOK Traction System

from

$658.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. 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!
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Most Popular Posi Units and Component for 1966 Jeep Jeepsters

Enhance your 1966 Jeep Jeepster with this popular Posi Units and Component we have in stock, for $658.99.

Powertrax – Grip LOK Traction System (Part No.LK444430)

Grip LOK Traction System

from

$658.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. 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!
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FAQs for 1966 Jeep Jeepster Engine Additives

What’s the price range for 1966 Jeep Jeepster Engine Additives?

We currently have just one Engine Additives for the 1966 Jeep Jeepster in stock: Grip LOK Traction System and it costs $658.99.

Does Advance Auto Parts sell Engine Additives for other Jeep Jeepster model years?

Yes, we carry Engine Additives for 4 model years of Jeep Jeepsters between 1967 and 1971. The following model years are the most popular for Engine Additive purchases: 1971, 1970, 1969, 1968, and 1967.

Does Advance Auto Parts sell Engine Additives for any other 1966 Jeep models?

Yes. We stock Engine Additives for 5 other popular 1966 Jeep models. Some of the most popular are 1966 Wagoneer Engine Additives, 1966 CJ6 Engine Additives, 1966 Commando Engine Additives, 1966 CJ6A Engine Additives, and 1966 CJ5A Engine Additives.

What types of Engine Additives do you sell for my 1966 Jeep Jeepster?

We currently have just 1 Engine Additive in stock for a 1966 Jeep Jeepster, and as of 6/2/26, it is a Posi Units and Component.

Can I get help with 1966 Jeep Jeepster Engine Additive orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Jeep Engine Additives and more.

What is your return policy for Jeep Jeepster Engine Additives?

Advance Auto Parts keeps returns simple. For new Jeep Jeepster Engine Additives and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.