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. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1957 Pontiac Super Chief 5.7L V8
    Special Price $14.27 Regular Price $19.99
  2. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1955-1958 Buick Century 5.3L 6.0L V8
    Special Price $13.98 Regular Price $19.99
  3. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1954-1957 Oldsmobile 88 5.3L 6.1L V8
    Special Price $13.76 Regular Price $19.99
  4. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1966-1968 Pontiac GTO 6.4L 6.6L V8
    Special Price $13.98 Regular Price $19.99
  5. Dorman Fuel Line Connector
    Dorman 800-191 Fuel Line Connector
    Special Price $9.49 Regular Price $13.99
  6. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1961-1967 Pontiac Tempest
    Special Price $11.77 Regular Price $16.99
  7. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1967 Dodge A100 Truck
    Special Price $12.80 Regular Price $17.99
  8. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1957-1959 Ford F Series 4.4L 4.8L V8
    Special Price $13.76 Regular Price $19.99
  9. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1978 Ford Courier 2.3L L4
    Special Price $16.60 Regular Price $23.99
  10. Dorman Fuel Tank Strap
    Dorman Fuel Tank Strap for 1987-2004 Dodge Dakota
    Special Price $49.99 Regular Price $70.99
  11. MotoRad Engine Crankcase Breather Cap
    MotoRad MO75 Crankcase Breather Cap
    Special Price $6.03 Regular Price $8.99
  12. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1951-1967 Buick Special
    Special Price $11.77 Regular Price $16.99
  13. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1965 American Motors Classic
    Special Price $12.01 Regular Price $16.99
  14. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1970 Ford Falcon
    Special Price $12.85 Regular Price $17.99
  15. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968 American Motors American
    Special Price $12.94 Regular Price $17.99
  16. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1963 Ford Sprint
    Special Price $13.07 Regular Price $18.99
  17. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1962 Jeep Tornado
    Special Price $13.07 Regular Price $18.99
  18. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1955-1956 Chrysler Nassau
    Special Price $13.07 Regular Price $18.99
  19. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1974-1988 Jeep J10
    Special Price $13.21 Regular Price $18.99
  20. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1972-1974 Dodge W100 Pickup
    Special Price $13.60 Regular Price $18.99
  21. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1995-1998 Dodge B2500
    Special Price $13.60 Regular Price $18.99
  22. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1975-1989 Dodge W100
    Special Price $13.60 Regular Price $18.99
  23. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1958-1960 Edsel Ranger 4.8L 5.4L 5.8L 5.9L V8
    Special Price $13.76 Regular Price $19.99
  24. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1964-1967 Chevrolet K20 Pickup 4.6L 5.3L V8
    Special Price $13.76 Regular Price $19.99
  25. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1965-1967 Ford Galaxie 500 3.9L 6.4L L6 V8
    Special Price $13.98 Regular Price $19.99
  26. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1942-1949 Buick Roadmaster Series 70 5.2L L8
    Special Price $13.98 Regular Price $19.99
  27. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1951-1956 Oldsmobile Deluxe 88 5.0L 5.3L V8
    Special Price $14.05 Regular Price $19.99
  28. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1962 Jeep Tornado 3.8L L6
    Special Price $14.05 Regular Price $19.99
  29. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1957-1959 Dodge Truck 3.8L 4.1L 5.2L L6 V8
    Special Price $14.05 Regular Price $19.99
  30. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1981-1983 Plymouth PB250 3.7L 5.2L 5.9L L6 V8
    Special Price $14.07 Regular Price $19.99
    Out of stock
  31. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1972-1976 Lincoln Mark IV
    Special Price $14.26 Regular Price $19.99
  32. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1967-1968 Mercury Commuter
    Special Price $14.26 Regular Price $19.99
  33. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968-1997 Ford F-350
    Special Price $14.55 Regular Price $20.99
  34. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-1994 Ford Tempo
    Special Price $18.50 Regular Price $25.99
  35. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 2001-2008 Ford Escape
    Special Price $18.88 Regular Price $26.99
  36. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 2005-2008 Mercury Mariner 3.0L V6
    Special Price $18.88 Regular Price $26.99
  37. 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
  38. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1991-2002 Lincoln Continental
    Special Price $18.88 Regular Price $26.99
  39. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1997-2007 Ford Expedition 4.6L 5.4L V8
    Special Price $19.39 Regular Price $27.99
  40. Dorman Fuel Line Connector
    Dorman Fuel Line Connector for 1985-2005 GMC Safari 2.5L L4
    Special Price $25.79 Regular Price $36.99
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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


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