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.

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  1. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1999-2007 Ford E-350 Super Duty 5.4L 6.8L V10 V8
    Special Price $18.88 Regular Price $26.99
    Out of stock
  2. Dorman Fuel Line Connector
    Dorman 800-191 Fuel Line Connector
    Special Price $9.49 Regular Price $13.99
  3. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1988-1999 GMC C1500 4.3L 5.0L 5.7L V6 V8
    Special Price $25.79 Regular Price $36.99
  4. Dorman Fuel Line Connector
    Dorman 800-011 Fuel Line Connector
    Special Price $7.39 Regular Price $10.99
  5. MAHLE Fuel Injection Nozzle O-Ring
    2 pc MAHLE Fuel Injection Nozzle O-Rings for 1989-1992 Chrysler LeBaron 2.5L L4
    Special Price $16.15 Regular Price $22.99
  6. Dorman Fuel Line Connector
    Dorman 800-086.5 Fuel Line Connector
    Special Price $17.34 Regular Price $24.99
  7. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-2005 Ford Thunderbird
    Special Price $18.50 Regular Price $25.99
    Out of stock
  8. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 2003-2004 Mercury Marauder
    Special Price $18.50 Regular Price $25.99
    Out of stock
  9. Dorman Fuel Line Connector
    Dorman 800-051 Fuel Line Connector
    Special Price $18.78 Regular Price $26.99
  10. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-2007 Ford F-150 4.2L 4.6L 5.4L V6 V8
    Special Price $18.88 Regular Price $26.99
    Out of stock
  11. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-2007 Ford Ranger 2.3L 2.5L 3.0L 4.0L L4 V6
    Special Price $19.39 Regular Price $27.99
  12. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1987-1996 Chevrolet G30 4.3L 5.7L 7.4L V6 V8
    Special Price $25.79 Regular Price $36.99
  13. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1992-1999 GMC C1500 Suburban 5.7L V8
    Special Price $25.79 Regular Price $36.99
  14. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1987 GMC V1500 4.3L 5.0L 5.7L V6 V8
    Special Price $25.79 Regular Price $36.99
  15. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 2001-2003 GMC Sierra 2500 HD 6.0L 8.1L V8
    Special Price $26.32 Regular Price $37.99
  16. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1985-1994 Chevrolet S10 Blazer 2.5L 4.3L L4 V6
    Special Price $26.32 Regular Price $37.99
  17. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1985-2003 Ford Ranger 2.3L 2.5L 3.0L 4.0L L4 V6
    Special Price $27.79 Regular Price $39.99
  18. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1983-1996 Ford Escort 1.6L 1.8L 1.9L L4
    Special Price $28.36 Regular Price $40.99
  19. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1995-2000 Mercury Mystique
    Special Price $28.36 Regular Price $40.99
  20. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1983 Mercury LN7
    Special Price $28.36 Regular Price $40.99
  21. MAHLE Fuel Injection Nozzle O-Ring
    MAHLE Fuel Injection Nozzle O-Ring for 2003-2008 Dodge 2500 3500 Ram 5.9L L6
    Special Price $40.18 Regular Price $56.99
  22. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2015 BMW 428i Gran Coupe 2.0L L4
    Special Price $102.66 Regular Price $146.99
    Out of stock
  23. Dorman Fuel Line Connector
    Dorman 800-078 Fuel Line Connector
    Special Price $8.30 Regular Price $11.99
  24. Dorman Fuel Line Connector
    Dorman 800-085 Fuel Line Connector
    Special Price $8.44 Regular Price $11.99
  25. Dorman Fuel Line Connector
    Dorman 800-080 Fuel Line Connector
    Special Price $8.49 Regular Price $11.99
  26. Dorman Fuel Line Connector
    Dorman 800-193 Fuel Line Connector
    Special Price $11.01 Regular Price $15.99
  27. Dorman Fuel Line Connector
    Dorman 800-130 Fuel Line Connector
    Special Price $11.06 Regular Price $15.99
    Out of stock
  28. Dorman Fuel Line Connector
    Dorman 800-397 Fuel Line Connector
    Special Price $11.51 Regular Price $15.99
    Out of stock
  29. Dorman Fuel Line Connector
    Dorman 800-123 Fuel Line Connector
    Special Price $11.57 Regular Price $16.99
    Out of stock
  30. Dorman Fuel Line Connector
    Dorman 800-131 Fuel Line Connector
    Special Price $11.65 Regular Price $16.99
  31. Dorman Fuel Line Connector
    Dorman 800-153 Fuel Line Connector
    Special Price $13.33 Regular Price $18.99
  32. Dorman Fuel Line Connector
    Dorman 800-125 Fuel Line Connector
    Special Price $14.39 Regular Price $20.99
  33. Dorman Fuel Line Connector
    Dorman 800-124 Fuel Line Connector
    Special Price $14.48 Regular Price $20.99
  34. Dorman Fuel Line Connector
    Dorman 800-188 Fuel Line Connector
    Special Price $15.77 Regular Price $22.99
  35. MAHLE Fuel Injection Nozzle O-Ring
    2 pc MAHLE Fuel Injection Nozzle O-Rings for 1985-1989 Merkur XR4Ti 2.3L L4
    Special Price $16.48 Regular Price $23.99
  36. MAHLE Fuel Injection Nozzle O-Ring
    2 pc MAHLE Fuel Injection Nozzle O-Rings for 1988-1989 Buick Skylark 2.3L L4
    Special Price $16.48 Regular Price $23.99
  37. MAHLE Fuel Injection Nozzle O-Ring
    2 pc MAHLE Fuel Injection Nozzle O-Rings for 1988-1989 Pontiac Am Grand 2.3L L4
    Special Price $16.48 Regular Price $23.99
  38. MAHLE Fuel Injection Nozzle O-Ring
    MAHLE GS33555 Fuel Injection Nozzle O-Ring
    Special Price $17.24 Regular Price $24.99
  39. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-2002 Ford E-350 Econoline Club Wagon
    Special Price $18.50 Regular Price $25.99
    Out of stock
  40. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-2007 Ford Taurus
    Special Price $18.50 Regular Price $25.99
    Out of stock
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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


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