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. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1991-2011 Ford Ranger 3.0L 4.0L V6
    Special Price $38.58 Regular Price $54.99
  2. Walker Exhaust Elbow
    Walker 41098 Exhaust Elbow
    Special Price $20.50 Regular Price $28.99
  3. Walker Exhaust Elbow
    Walker 42760 Exhaust Elbow
    Special Price $24.02 Regular Price $33.99
    Out of stock
  4. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1995-2007 Honda Accord 2.7L 3.0L V6
    Special Price $26.78 Regular Price $37.99
  5. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1999-2010 Honda Odyssey 3.5L V6
    Special Price $27.33 Regular Price $38.99
  6. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2001-2006 Lexus LS430 4.3L V8
    Special Price $27.33 Regular Price $38.99
  7. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2001-2005 Lexus IS300 3.0L L6
    Special Price $27.33 Regular Price $38.99
  8. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2003-2008 Honda Pilot 3.5L V6
    Special Price $27.33 Regular Price $38.99
  9. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2003-2013 Toyota Matrix 1.8L 2.4L L4
    Special Price $27.33 Regular Price $38.99
  10. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2007-2016 GMC Sierra 3500 HD 6.0L V8
    Special Price $37.81 Regular Price $53.99
  11. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1991-1992 Ford Probe 3.0L V6
    Special Price $38.58 Regular Price $54.99
  12. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2003-2006 GMC Sierra 1500 HD 6.0L V8
    Special Price $38.58 Regular Price $54.99
  13. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1992-1994 Ford Tempo 3.0L V6
    Special Price $38.58 Regular Price $54.99
  14. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 2003-2004 GMC Sonoma 4.3L V6
    Special Price $38.58 Regular Price $54.99
  15. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1991-2005 Mercury Sable 3.0L V6
    Special Price $38.58 Regular Price $54.99
  16. Walker Exhaust Elbow
    Walker 41001 Exhaust Elbow
    Special Price $8.43 Regular Price $11.99
    Out of stock
  17. Walker Exhaust Elbow
    Walker 41733 Exhaust Elbow
    Special Price $8.91 Regular Price $12.99
  18. Walker Exhaust Elbow
    Walker 41818 Exhaust Elbow
    Special Price $9.07 Regular Price $12.99
  19. Walker Exhaust Elbow
    Walker 41816 Exhaust Elbow
    Special Price $10.37 Regular Price $14.99
  20. Walker Exhaust Elbow
    Walker 41000 Exhaust Elbow
    Special Price $11.10 Regular Price $15.99
    Out of stock
  21. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro ES 75100 Exhaust Flange Stud & Nut
    Special Price $18.04 Regular Price $25.99
  22. Walker Exhaust Elbow
    Walker 41002 Exhaust Elbow
    Special Price $22.62 Regular Price $31.99
    Out of stock
  23. Walker Exhaust Elbow
    Walker 41437 Exhaust Elbow
    Special Price $22.91 Regular Price $32.99
  24. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro ES 75107 Exhaust Flange Stud & Nut
    Special Price $23.41 Regular Price $32.99
    Out of stock
  25. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro ES 75105 Exhaust Flange Stud & Nut
    Special Price $23.75 Regular Price $33.99
  26. Walker Exhaust Elbow
    Walker 41365 Exhaust Elbow
    Special Price $26.66 Regular Price $37.99
    Out of stock
  27. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1989-1994 Isuzu Amigo 2.3L 2.6L L4
    Special Price $26.78 Regular Price $37.99
  28. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1996-1999 Isuzu Oasis 2.2L 2.3L L4
    Special Price $26.78 Regular Price $37.99
  29. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1993-1995 Isuzu Rodeo 3.2L V6
    Special Price $26.78 Regular Price $37.99
  30. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1986-1991 Isuzu Trooper 2.3L 2.6L L4
    Special Price $26.78 Regular Price $37.99
  31. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1997-2001 Honda CR-V 2.0L L4
    Special Price $26.78 Regular Price $37.99
  32. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1994-1995 Honda Passport 3.2L V6
    Special Price $26.78 Regular Price $37.99
  33. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1995-2004 Toyota Avalon 3.0L V6
    Special Price $26.78 Regular Price $37.99
  34. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1992-1999 Toyota Paseo 1.5L L4
    Special Price $26.78 Regular Price $37.99
  35. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1970-1974 Toyota Hi-Lux 1.9L 2.0L L4
    Special Price $26.78 Regular Price $37.99
  36. Fel-Pro Exhaust Flange Stud and Nut
    Fel-Pro Exhaust Flange Stud & Nut for 1998-2007 Toyota Land Cruiser 4.7L V8
    Special Price $26.78 Regular Price $37.99
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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.