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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Items 1-48 of 275

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  1. Rein Engine Valve Cover
    Rein Valve Cover for 2014-2016 BMW 428i xDrive 2.0L L4
    Special Price $283.48 Regular Price $404.99
  2. Beck/Arnley Engine Valve Cover
    Beck/Arnley 036-0046 Valve Cover
    Special Price $119.26 Regular Price $169.99
    Out of stock
  3. Beck/Arnley Engine Valve Cover
    Beck/Arnley Valve Cover for 2013-2017 Honda Accord 2.4L L4
    Special Price $146.90 Regular Price $209.99
    Out of stock
  4. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2009-2017 Chevrolet Traverse 3.6L V6
    Special Price $177.23 Regular Price $252.99
  5. Beck/Arnley Engine Valve Cover
    Beck/Arnley 036-0041 Valve Cover
    Special Price $58.75 Regular Price $83.99
  6. Dorman Engine Valve Cover
    Dorman 264-965 Engine Valve Cover
    Special Price $96.78 Regular Price $137.99
  7. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2009-2017 Cadillac Escalade 6.0L 6.2L V8
    Special Price $97.67 Regular Price $139.99
  8. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2009-2017 Chevrolet Silverado 3500 HD 6.0L V8
    Special Price $99.67 Regular Price $141.99
  9. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2009-2017 Chevrolet Silverado 2500 HD 6.0L V8
    Special Price $99.67 Regular Price $141.99
  10. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2009-2013 GMC Sierra 5.3L 6.2L V8
    Special Price $104.92 Regular Price $149.99
  11. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2009-2014 Cadillac Escalade 6.0L 6.2L V8
    Special Price $107.06 Regular Price $152.99
  12. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2015-2019 GMC Yukon XL 5.3L V8
    Special Price $107.06 Regular Price $152.99
  13. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2008-2009 Hummer H2 6.2L V8
    Special Price $107.06 Regular Price $152.99
  14. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2008 Hummer H3 5.3L V8
    Special Price $115.33 Regular Price $164.99
  15. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2000-2008 GMC Yukon XL 1500 5.3L 6.0L 6.2L V8
    Special Price $115.33 Regular Price $164.99
  16. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2007-2008 Chevrolet Avalanche 5.3L 6.0L V8
    Special Price $117.69 Regular Price $167.99
  17. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2005-2008 GMC Envoy 5.3L V8
    Special Price $117.69 Regular Price $167.99
  18. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2005-2008 Saab 9-7x 5.3L 6.0L V8
    Special Price $117.69 Regular Price $167.99
  19. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2003-2008 Cadillac Escalade ESV 6.0L 6.2L V8
    Special Price $117.69 Regular Price $167.99
  20. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2003-2008 GMC Savana 3500 4.8L 6.0L V8
    Special Price $117.69 Regular Price $167.99
  21. Dorman Engine Valve Cover
    Dorman Front Engine Valve Cover for 2003-2007 Nissan Murano 3.5L V6
    Special Price $118.95 Regular Price $169.99
    Out of stock
  22. Dorman Engine Valve Cover
    Dorman 264-908 Engine Valve Cover
    Special Price $164.42 Regular Price $234.99
  23. Dorman Engine Valve Cover
    Dorman 264-978 Engine Valve Cover
    Special Price $174.41 Regular Price $248.99
  24. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2010-2016 Chevrolet Camaro 3.6L V6
    Special Price $175.37 Regular Price $250.99
  25. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2007-2010 Saturn Outlook 3.6L V6
    Special Price $175.37 Regular Price $250.99
  26. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2004-2012 Cadillac CTS 2.8L 3.0L 3.6L V6
    Special Price $175.37 Regular Price $250.99
  27. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2008-2009 Pontiac G8 3.6L V6
    Special Price $175.37 Regular Price $250.99
  28. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2009-2017 Buick Enclave 3.6L V6
    Special Price $177.23 Regular Price $252.99
  29. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2007-2019 GMC Acadia 3.6L V6
    Special Price $178.95 Regular Price $255.99
  30. Dorman Engine Valve Cover
    Dorman Right Valve Cover for 2010-2017 GMC Terrain 3.0L 3.6L V6
    Special Price $178.95 Regular Price $255.99
  31. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2010-2017 GMC Terrain 3.0L 3.6L V6
    Special Price $180.85 Regular Price $257.99
  32. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2010-2012 Chevrolet Camaro 3.6L V6
    Special Price $180.85 Regular Price $257.99
  33. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2006-2010 Ford Explorer 4.6L V8
    Special Price $216.53 Regular Price $308.99
  34. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2005-2010 Ford Mustang 4.6L V8
    Special Price $220.95 Regular Price $315.99
  35. Rein Engine Valve Cover
    Rein Valve Cover for 2015-2016 BMW 428i Gran Coupe 2.0L L4
    Special Price $283.48 Regular Price $404.99
  36. Rein Engine Valve Cover
    Rein Valve Cover for 2014-2016 BMW 428i 2.0L L4
    Special Price $283.48 Regular Price $404.99
  37. Rein Engine Valve Cover
    Rein Valve Cover for 2008-2013 BMW 128i 3.0L L6
    Special Price $296.80 Regular Price $423.99
  38. Beck/Arnley Engine Valve Cover
    Beck/Arnley Valve Cover for 2006-2015 Honda Civic 1.8L L4
    Special Price $77.73 Regular Price $110.99
  39. Dorman Engine Valve Cover
    Dorman 264-969 Engine Valve Cover
    Special Price $78.50 Regular Price $111.99
  40. Beck/Arnley Engine Valve Cover
    Beck/Arnley Valve Cover for 2016-2022 Honda HR-V 1.8L L4
    Special Price $79.32 Regular Price $112.99
  41. Beck/Arnley Engine Valve Cover
    Beck/Arnley Valve Cover for 2013-2015 Acura ILX 2.0L L4
    Special Price $79.32 Regular Price $112.99
  42. Dorman Engine Valve Cover
    Dorman 264-994 Valve Cover
    Special Price $85.69 Regular Price $121.99
  43. Dorman Engine Valve Cover
    Dorman 264-982 Engine Valve Cover
    Special Price $93.81 Regular Price $133.99
    Out of stock
  44. Dorman Engine Valve Cover
    Dorman 264-985 Engine Valve Cover
    Special Price $96.84 Regular Price $137.99
    Out of stock
  45. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2009-2019 Chevrolet Express 2500 4.8L 6.0L V8
    Special Price $97.67 Regular Price $139.99
  46. Dorman Engine Valve Cover
    Dorman Left Engine Valve Cover for 2014-2019 Chevrolet Suburban 5.3L 6.0L V8
    Special Price $97.67 Regular Price $139.99
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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.