1991 GMC Syclone Engine Additives

Keep Your 1991 GMC Syclone in Top Shape with a Quality Engine Additive

When it comes to maintaining or upgrading your 1991 GMC Syclone, 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 Syclone. 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 1991 GMC Syclone 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 1991 GMC Syclone running smoothly and looking great.

Most Popular Posi Units and Component for 1991 GMC Syclones

Enhance your 1991 GMC Syclone with this popular Posi Units and Component we have in stock, for $499.99.

Powertrax – Grip LS Traction System (Part No.LS247528)

Grip LS Traction System

from

$499.99
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 1991 GMC Syclone Engine Additives

What’s the price range for 1991 GMC Syclone Engine Additives?

We currently have just one Engine Additives for the 1991 GMC Syclone in stock: Grip LS Traction System and it costs $499.99.

Does Advance Auto Parts sell Engine Additives for any other 1991 GMC models?

Yes. We stock Engine Additives for 12 other popular 1991 GMC models. Some of the most popular are 1991 Jimmy Engine Additives, 1991 K1500 Engine Additives, 1991 C1500 Engine Additives, 1991 Sonoma Engine Additives, and 1991 K3500 Engine Additives.

What types of Engine Additives do you sell for my 1991 GMC Syclone?

We currently have just 1 Engine Additive in stock for a 1991 GMC Syclone, and as of 11/2/25, it is a Posi Units and Component.

Can I get help with 1991 GMC Syclone Engine Additive orders?

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

What is your return policy for GMC Syclone Engine Additives?

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