Car Engine Parts Online

From air filters to fuel delivery, online engine parts are essential for automotive repairs, maintenance, and even performance upgrades. Whether you’re an experienced mechanic or automotive enthusiast working on your daily driver or restoring a classic, Sixity Auto has you covered. Dive into our catalog below to find the car engine parts you need to keep your vehicle running smoothly.

Select Your Vehicle

Filter By Part Details
View as Grid List

Items 1-48 of 240

Set Ascending Direction
  1. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1964-1973 Pontiac GTO 6.4L 6.6L 7.5L V8
    Special Price $42.60 Regular Price $60.99
    Out of stock
  2. Beck/Arnley Engine Core Plug
    Beck/Arnley Engine Expansion Plug for 2000-2004 Toyota Tacoma
    Special Price $10.26 Regular Price $14.99
  3. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1955-1958 Pontiac Pathfinder 4.3L 4.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  4. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1966-1974 Checker Aerobus 5.3L 5.7L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  5. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1959 Chevrolet 3D 4.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  6. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1976-1980 Pontiac Sunbird 3.8L 5.0L V6 V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  7. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1960-1965 GMC Suburban 4.6L V8
    Special Price $42.60 Regular Price $60.99
    Out of stock
  8. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1963 Pontiac LeMans 3.2L L4
    Special Price $42.60 Regular Price $60.99
    Out of stock
  9. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1955 GMC 250-22 4.7L 5.2L V8
    Special Price $42.60 Regular Price $60.99
    Out of stock
  10. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1968-1974 Chevrolet P30 Van 5.0L 5.7L V8
    Special Price $42.60 Regular Price $60.99
    Out of stock
  11. Beck/Arnley Engine Core Plug
    Beck/Arnley Engine Expansion Plug for 1997-2001 Toyota Camry
    Special Price $10.26 Regular Price $14.99
  12. Beck/Arnley Engine Core Plug
    Beck/Arnley Engine Expansion Plug for 2000 Toyota RAV4
    Special Price $10.26 Regular Price $14.99
  13. Beck/Arnley Engine Core Plug
    Beck/Arnley Engine Expansion Plug for 2000-2001 Toyota Solara
    Special Price $10.47 Regular Price $14.99
  14. Beck/Arnley Engine Core Plug
    Beck/Arnley Engine Expansion Plug for 2000 Toyota 4Runner
    Special Price $10.47 Regular Price $14.99
  15. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro ES 72676 Valve Cover Load Spreader Set
    Special Price $32.70 Regular Price $46.99
    Out of stock
  16. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1970-1974 Stutz Blackhawk 6.6L 7.5L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  17. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1975-1986 Chevrolet G10 5.0L 5.7L 6.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  18. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1955-1957 GMC 100 4.7L 5.2L 5.7L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  19. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1955 GMC 150-22 4.7L 5.2L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  20. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1955-1957 GMC 350-8 4.7L 5.2L 5.7L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  21. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1955-1957 GMC F350 4.7L 5.2L 5.7L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  22. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1979-1986 GMC G2500 5.0L 5.7L 6.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  23. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1970-1974 GMC G35 G3500 Van 5.0L 5.7L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  24. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1970-1986 GMC Jimmy 5.0L 5.7L 6.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  25. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1979-1986 GMC K1500 5.0L 5.7L 6.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  26. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1956 GMC PM251 5.2L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  27. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1965-1974 Iso Grifo 5.3L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  28. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1975-1986 Chevrolet C30 5.0L 5.7L 6.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
  29. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1981-1982 Cadillac Eldorado 4.1L V6
    Special Price $41.75 Regular Price $59.99
    Out of stock
  30. Fel-Pro Engine Valve Cover Load Spreader Set
    Fel-Pro Valve Cover Load Spreader Set for 1977-1986 Chevrolet K30 5.7L 6.6L V8
    Special Price $41.75 Regular Price $59.99
    Out of stock
Page
per page

High-Quality Engine Parts for Your Motor Vehicle

Sixity Auto works with top brands to build our inventory of OEM-quality engine parts online, ensuring you have access to reliable and cost-effective components. We promise that every part fits as advertised and meets or exceeds expectations. 

We want to make sure that whether you’re performing routine maintenance or making a major repair, you can find the best parts at a fair price. Our focus is always on delivering affordable solutions without compromising the strict tolerances for your vehicle’s longevity. 

Fast, Reliable Shipping

We know that when you order car engine parts, you need them right away. Our network of US warehouses enables us to offer fast, dependable shipping across the US, with 99% of orders shipping within one business day. Many of the items in our catalog also come with free shipping. 

A Reputation You Can Count On

Sixity Auto has been in business for over 20 years and has shipped over 10 million engine parts from our online storefront. Our customers praise our products and timely delivery. If you have any questions about us or our inventory, contact our US-based customer service department. We’re happy to be of service.

Frequently Asked Questions

How fast will your engine parts arrive?

Timing is a top priority. We use our extensive network of warehouses to ensure speedy delivery, with most orders shipping within one business day. That said, the exact delivery time will depend on the parts ordered, your location, and the delivery options selected during checkout.

Are the parts on Sixity Auto comparable to what I’d find in a store?

Absolutely! We stock only top-quality OEM-replacement auto parts that meet or exceed original equipment specifications. The crucial difference between Sixity Auto and the other guys is price. We offer these high-quality parts at prices typically lower than those at your local auto parts store.

Do you offer any discounts for the engine parts sold online?

Yes. We’re proud to offer a 10% discount on everything for military personnel


© 2026 Sixity, Inc. Part of Proximity Group, an American-owned and operated online retailer. All Rights Reserved.