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 269

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  1. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2007-2008 Ford E-350 Econoline 5.4L V8
    Special Price $257.96 Regular Price $368.99
  2. Dorman Fuel Tank
    Dorman Fuel Tank for 1985-1995 Chevrolet S10
    Special Price $216.66 Regular Price $309.99
  3. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2000-2016 Ford E-350 Super Duty 5.4L V8
    Special Price $257.96 Regular Price $368.99
  4. Dorman Engine Intake Manifold
    Dorman Engine Intake Manifold for 2000-2008 Ford E-350 Econoline 5.4L V8
    Special Price $257.96 Regular Price $368.99
  5. Dorman Engine Intake Manifold
    Dorman Engine Intake Manifold for 2000-2003 Ford F-150 5.4L V8
    Special Price $263.23 Regular Price $375.99
  6. Dorman Fuel Tank
    Dorman Fuel Tank for 1978-1988 Chevrolet Monte Carlo 3.8L 5.0L V6 V8
    Special Price $271.39 Regular Price $387.99
  7. Dorman Engine Intake Manifold
    Dorman 615-565 Engine Intake Manifold
    Special Price $331.53 Regular Price $473.99
  8. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1996-2000 Mercury Grand Marquis 4.6L V8
    Special Price $360.35 Regular Price $514.99
  9. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2002-2011 Toyota Camry 2.4L L4
    Special Price $379.99 Regular Price $542.99
  10. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2000-2005 Toyota MR2 Spyder 1.8L L4
    Special Price $403.11 Regular Price $575.99
  11. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2007-2008 Ford F-150 4.6L V8
    Special Price $475.01 Regular Price $678.99
  12. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2010-2014 Ford E-250 4.6L V8
    Special Price $500.79 Regular Price $714.99
  13. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2003-2005 Ford E-150 Club Wagon 4.6L V8
    Special Price $502.36 Regular Price $717.99
  14. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2004-2008 Dodge Durango 5.7L V8
    Special Price $506.92 Regular Price $723.99
  15. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2009-2010 Ford F-150 4.6L V8
    Special Price $511.02 Regular Price $729.99
  16. Dorman Engine Intake Manifold
    Dorman Engine Intake Manifold for 2007 Chevrolet Express 2500 4.8L 6.0L V8
    Special Price $719.14 Regular Price $1,026.99
    Out of stock
  17. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2004 GMC Envoy XUV 5.3L V8
    Special Price $719.14 Regular Price $1,026.99
    Out of stock
  18. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2001-2006 GMC Sierra 3500 6.0L V8
    Special Price $733.82 Regular Price $1,047.99
    Out of stock
  19. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2001-2006 GMC Sierra 2500 HD 6.0L V8
    Special Price $733.82 Regular Price $1,047.99
    Out of stock
  20. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2003-2007 Hummer H2 6.0L V8
    Special Price $733.82 Regular Price $1,047.99
    Out of stock
  21. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2000-2006 Chevrolet Suburban 1500 5.3L V8
    Special Price $733.82 Regular Price $1,047.99
    Out of stock
  22. Dorman Fuel Tank
    Dorman 576-301 Fuel Tank
    Special Price $124.75 Regular Price $177.99
  23. Dorman Engine Intake Manifold
    Dorman 615-180 Engine Intake Manifold
    Special Price $127.60 Regular Price $181.99
  24. Dorman Fuel Tank
    Dorman 576-323 Fuel Tank
    Special Price $148.17 Regular Price $211.99
  25. Dorman Fuel Tank
    Dorman 576-656 Fuel Tank
    Special Price $149.76 Regular Price $213.99
  26. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1998-2005 Chevrolet Monte Carlo 3.8L V6
    Special Price $154.06 Regular Price $219.99
  27. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1998-1999 Oldsmobile Intrigue 3.8L V6
    Special Price $154.06 Regular Price $219.99
  28. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1998-1999 Chevrolet Lumina 3.8L V6
    Special Price $154.06 Regular Price $219.99
  29. Dorman Fuel Tank
    Dorman 576-650 Fuel Tank
    Special Price $155.94 Regular Price $222.99
  30. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1995-2005 Buick Park Avenue 3.8L V6
    Special Price $157.20 Regular Price $224.99
  31. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1995-2005 Pontiac Bonneville 3.8L V6
    Special Price $157.20 Regular Price $224.99
  32. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1995-1999 Oldsmobile 88 3.8L V6
    Special Price $157.20 Regular Price $224.99
  33. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1995-1996 Oldsmobile 98 3.8L V6
    Special Price $157.20 Regular Price $224.99
  34. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1996-1999 Oldsmobile LSS 3.8L V6
    Special Price $157.20 Regular Price $224.99
  35. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 2000-2005 Chevrolet Impala 3.8L V6
    Special Price $157.20 Regular Price $224.99
  36. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1997-1998 Oldsmobile Regency 3.8L V6
    Special Price $157.20 Regular Price $224.99
  37. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1997-2003 Pontiac Grand Prix 3.8L V6
    Special Price $157.20 Regular Price $224.99
  38. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1996-2005 Buick LeSabre 3.8L V6
    Special Price $157.20 Regular Price $224.99
  39. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1996-2004 Buick Regal 3.8L V6
    Special Price $157.20 Regular Price $224.99
  40. Dorman Engine Intake Manifold
    Dorman Upper Engine Intake Manifold for 1995-1997 Buick Riviera 3.8L V6
    Special Price $157.20 Regular Price $224.99
  41. Dorman Fuel Tank
    Dorman Fuel Tank for 1982-1986 Chevrolet K30
    Special Price $181.26 Regular Price $258.99
  42. Dorman Fuel Tank
    Dorman Fuel Tank for 1987 GMC V2500
    Special Price $181.26 Regular Price $258.99
  43. Dorman Fuel Tank
    Dorman Fuel Tank for 1982-1986 Chevrolet C30
    Special Price $181.26 Regular Price $258.99
  44. Dorman Fuel Tank
    Dorman Fuel Tank for 1987 Chevrolet V20
    Special Price $181.26 Regular Price $258.99
  45. Dorman Fuel Tank
    Dorman Fuel Tank for 1982-1986 GMC K1500
    Special Price $181.26 Regular Price $258.99
  46. Dorman Fuel Tank
    Dorman Fuel Tank for 1987 GMC V1500
    Special Price $181.26 Regular Price $258.99
  47. Dorman Fuel Tank
    Dorman Fuel Tank for 1987 Chevrolet R30
    Special Price $181.26 Regular Price $258.99
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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.