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 674

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  1. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2000-2003 Pontiac Bonneville 3.8L V6
    Special Price $214.11 Regular Price $305.99
  2. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2001-2006 Chevrolet Silverado 1500 HD 6.0L V8
    Special Price $168.90 Regular Price $240.99
  3. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2000-2004 Chevrolet Corvette 5.7L V8
    Special Price $214.11 Regular Price $305.99
  4. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 1999-2001 Chevrolet Silverado 1500 4.8L 5.3L V8
    Special Price $150.32 Regular Price $214.99
  5. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2009-2010 Pontiac G6 2.4L L4
    Special Price $154.20 Regular Price $219.99
  6. Dorman Exhaust Manifold
    Dorman 674-923 Exhaust Manifold
    Special Price $155.38 Regular Price $221.99
  7. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2011-2017 Buick Regal 2.4L L4
    Special Price $157.35 Regular Price $224.99
  8. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2003-2017 GMC Savana 2500 4.8L 5.3L 6.0L V8
    Special Price $172.35 Regular Price $245.99
  9. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2001-2006 GMC Sierra 1500 HD 6.0L V8
    Special Price $172.35 Regular Price $245.99
  10. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2003-2011 Lincoln Town Car
    Special Price $180.18 Regular Price $256.99
  11. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2011-2012 Ram 3500 5.7L V8
    Special Price $185.67 Regular Price $264.99
  12. Dorman Secondary Air Injection Pump
    Dorman 306-010 Secondary Air Injection Pump
    Special Price $187.21 Regular Price $266.99
  13. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2001-2013 Toyota Sequoia 4.6L 4.7L 5.7L V8
    Special Price $214.11 Regular Price $305.99
  14. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2000-2002 Chevrolet Impala 3.4L 3.8L V6
    Special Price $214.11 Regular Price $305.99
  15. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2005-2009 Buick LaCrosse 3.8L V6
    Special Price $214.11 Regular Price $305.99
  16. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2000-2001 Chevrolet Lumina 3.1L V6
    Special Price $214.11 Regular Price $305.99
  17. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2002 Buick Rendezvous 3.4L V6
    Special Price $214.11 Regular Price $305.99
  18. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2014 Chevrolet Impala 2.4L L4
    Special Price $214.52 Regular Price $305.99
  19. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2000-2008 Pontiac Grand Prix 3.1L 3.8L V6
    Special Price $218.48 Regular Price $311.99
  20. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2006-2009 Mercury Milan 2.3L L4
    Special Price $218.48 Regular Price $311.99
  21. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2000-2003 Pontiac Bonneville 3.8L V6
    Special Price $218.48 Regular Price $311.99
  22. Dorman Secondary Air Injection Pump
    Dorman Secondary Air Injection Pump for 2009-2014 Chevrolet Malibu 2.4L L4
    Special Price $218.90 Regular Price $312.99
  23. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2002-2014 Cadillac Escalade 5.3L 6.0L 6.2L V8
    Special Price $224.00 Regular Price $319.99
  24. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2007-2013 GMC Sierra 5.3L 6.2L V8
    Special Price $224.00 Regular Price $319.99
  25. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2003-2013 Chevrolet Suburban 2500 6.0L V8
    Special Price $224.00 Regular Price $319.99
  26. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2011-2018 Ram 1500 5.7L V8
    Special Price $226.08 Regular Price $322.99
  27. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 1998-2001 Nissan Frontier 2.4L L4
    Special Price $227.80 Regular Price $324.99
  28. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2014-2017 Chevrolet Suburban 5.3L 6.0L V8
    Special Price $228.58 Regular Price $326.99
  29. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2007-2017 Chevrolet Silverado 3500 HD 6.0L V8
    Special Price $228.58 Regular Price $326.99
  30. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2003-2007 Ford F-350 Super Duty 6.0L V8
    Special Price $259.20 Regular Price $369.99
  31. Dorman Exhaust Manifold
    Dorman 674-985 Exhaust Manifold
    Special Price $270.05 Regular Price $385.99
  32. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 1993-1998 Jeep Grand Cherokee 4.0L L6
    Special Price $327.78 Regular Price $467.99
  33. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2002-2005 Workhorse FasTrack FT1461 5.7L V8
    Special Price $345.90 Regular Price $493.99
  34. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 1998-2005 Toyota Land Cruiser 4.7L V8
    Special Price $366.75 Regular Price $523.99
  35. Dorman Exhaust Manifold
    Dorman Rear Exhaust Manifold for 2003-2006 Nissan Altima 3.5L V6
    Special Price $369.75 Regular Price $527.99
  36. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2007-2010 Ford F-350 Super Duty 6.8L V10
    Special Price $1,206.57 Regular Price $1,723.99
    Out of stock
  37. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    Holstein 2VTS0211 Variable Timing Adjuster Magnet
    Special Price $41.84 Regular Price $59.99
    Out of stock
  38. Dorman Exhaust Manifold
    Dorman 674-559 Exhaust Manifold
    Special Price $91.42 Regular Price $130.99
  39. Dorman Exhaust Manifold
    Dorman 674-206 Exhaust Manifold
    Special Price $95.56 Regular Price $136.99
  40. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2015 BMW 228i xDrive 2.0L L4
    Special Price $100.60 Regular Price $143.99
    Out of stock
  41. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2014-2015 BMW 328i 2.0L L4
    Special Price $100.60 Regular Price $143.99
    Out of stock
  42. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2013-2015 BMW 320i xDrive 2.0L L4
    Special Price $100.60 Regular Price $143.99
    Out of stock
  43. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2012-2015 BMW 320i 2.0L L4
    Special Price $100.60 Regular Price $143.99
    Out of stock
  44. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2012-2015 BMW 528i 2.0L L4
    Special Price $102.66 Regular Price $146.99
    Out of stock
  45. Holstein Engine Variable Valve Timing (VVT) Adjuster Magnet
    2 pc Holstein Variable Timing Adjuster Magnets for 2014-2015 BMW 228i 2.0L L4
    Special Price $102.66 Regular Price $146.99
    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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