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 600

Set Ascending Direction
  1. Walker Catalytic Converter Air Tube
    Walker 35574 Catalytic Converter Air Tube
    Special Price $57.67 Regular Price $81.99
  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. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1987-1991 Dodge Dakota 3.9L V6
    Special Price $70.25 Regular Price $99.99
  4. Dorman Exhaust Manifold
    Dorman 674-694 Exhaust Manifold
    Special Price $123.15 Regular Price $175.99
  5. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2011-2014 Ford Lobo 6.2L V8
    Special Price $131.95 Regular Price $187.99
  6. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2011-2020 Ford F-350 Super Duty 6.2L V8
    Special Price $131.95 Regular Price $187.99
  7. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 1988-1997 Toyota Corolla
    Special Price $134.41 Regular Price $191.99
  8. Dorman Exhaust Manifold
    Dorman 674-909 Exhaust Manifold
    Special Price $134.80 Regular Price $192.99
  9. Dorman Exhaust Manifold
    Dorman 674-522 Exhaust Manifold
    Special Price $138.35 Regular Price $197.99
  10. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2001-2002 Chevrolet Silverado 2500 HD 6.0L V8
    Special Price $147.31 Regular Price $209.99
  11. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2001-2002 Chevrolet Silverado 1500 HD 6.0L V8
    Special Price $150.32 Regular Price $214.99
  12. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2005-2009 Ford F-250 Super Duty 5.4L V8
    Special Price $156.08 Regular Price $222.99
  13. Dorman Exhaust Manifold
    Dorman 674-695 Exhaust Manifold
    Special Price $158.34 Regular Price $225.99
  14. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2003-2011 Lincoln Town Car
    Special Price $180.18 Regular Price $256.99
  15. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2011-2012 Ram 1500 5.7L V8
    Special Price $185.67 Regular Price $264.99
  16. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2009-2010 Dodge Ram 1500 5.7L V8
    Special Price $189.46 Regular Price $270.99
  17. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 1977-1982 Ford F-350 5.8L 6.6L V8
    Special Price $214.08 Regular Price $305.99
  18. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 1980-1981 Ford E-250 Econoline 5.8L 6.6L V8
    Special Price $214.08 Regular Price $305.99
  19. 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
  20. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2009-2010 Dodge Ram 1500 5.7L V8
    Special Price $226.08 Regular Price $322.99
  21. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2003-2006 GMC Sierra 1500 HD 6.0L V8
    Special Price $228.58 Regular Price $326.99
  22. Dorman Exhaust Manifold
    Dorman Right Exhaust Manifold for 2004-2005 Workhorse FasTrack FT1061 4.8L V8
    Special Price $228.58 Regular Price $326.99
  23. 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
  24. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2011-2020 Jeep Grand Cherokee 5.7L V8
    Special Price $230.70 Regular Price $329.99
  25. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2008-2014 Dodge Avenger 2.4L L4
    Special Price $313.67 Regular Price $447.99
  26. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2007-2017 Jeep Compass 2.0L 2.4L L4
    Special Price $320.07 Regular Price $456.99
  27. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2003-2011 Honda Element 2.4L L4
    Special Price $339.90 Regular Price $485.99
  28. Dorman Exhaust Manifold
    Dorman Left Exhaust Manifold for 2000-2002 Workhorse FasTrack FT1460 5.7L V8
    Special Price $345.90 Regular Price $493.99
  29. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2000-2005 Toyota Echo 1.5L L4
    Special Price $358.42 Regular Price $511.99
  30. Dorman Exhaust Manifold
    Dorman Rear Exhaust Manifold for 2003-2008 Nissan Murano 3.5L V6
    Special Price $362.35 Regular Price $517.99
  31. Dorman Exhaust Manifold
    Dorman Exhaust Manifold for 2003-2008 Pontiac Vibe 1.8L L4
    Special Price $380.16 Regular Price $542.99
  32. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1981-1986 Ford LTD 5.0L 5.8L V8
    Special Price $70.25 Regular Price $99.99
  33. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1981-1985 Buick Skylark 2.8L V6
    Special Price $70.25 Regular Price $99.99
  34. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1986 Nissan 720 2.4L L4
    Special Price $70.25 Regular Price $99.99
  35. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1981-1984 Oldsmobile Omega 2.8L V6
    Special Price $70.25 Regular Price $99.99
  36. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1981-1983 Cadillac Eldorado 4.1L V6 V8
    Special Price $70.25 Regular Price $99.99
  37. Walker Catalytic Converter Air Tube
    Walker Catalytic Converter Air Tube for 1982-1986 Pontiac 6000 2.8L V6
    Special Price $70.25 Regular Price $99.99
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.