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 Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2006-2008 Jeep Commander 5.7L V8
    Special Price $62.46 Regular Price $88.99
  2. Walker Exhaust Elbow
    Walker 41818 Exhaust Elbow
    Special Price $9.07 Regular Price $12.99
  3. Walker Exhaust Elbow
    Walker 41816 Exhaust Elbow
    Special Price $10.37 Regular Price $14.99
  4. Walker Exhaust Elbow
    Walker 41437 Exhaust Elbow
    Special Price $22.91 Regular Price $32.99
  5. Walker Exhaust Elbow
    Walker 42760 Exhaust Elbow
    Special Price $24.02 Regular Price $33.99
    Out of stock
  6. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro ES 75118 Exhaust Manifold Hardware Kit
    Special Price $28.88 Regular Price $40.99
  7. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro ES 75116 Exhaust Manifold Hardware Kit
    Rating:
    100%
    Special Price $34.19 Regular Price $48.99
  8. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1997-2010 Ford F-150 4.6L 5.4L V8
    Special Price $39.15 Regular Price $55.99
  9. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2004 Ford F-150 Heritage 4.6L V8
    Special Price $39.15 Regular Price $55.99
  10. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2003-2006 Chevrolet SSR 5.3L 6.0L V8
    Special Price $43.98 Regular Price $62.99
  11. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2004-2007 Buick Rainier 4.2L 5.3L L6 V8
    Special Price $43.98 Regular Price $62.99
  12. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1991-2006 Jeep Wrangler 4.0L L6
    Special Price $44.61 Regular Price $63.99
  13. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1993-2004 Jeep Grand Cherokee 4.0L L6
    Special Price $45.52 Regular Price $64.99
  14. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro ES 75108 Exhaust Manifold Hardware Kit
    Special Price $51.60 Regular Price $73.99
  15. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1992-1999 GMC K1500 Suburban 5.7L V8
    Special Price $52.76 Regular Price $74.99
  16. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1988-2000 GMC K3500 5.7L V8
    Special Price $52.76 Regular Price $74.99
  17. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1987-1996 Chevrolet G30 5.7L V8
    Special Price $52.76 Regular Price $74.99
  18. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1988-2000 GMC C2500 5.0L 5.7L V8
    Special Price $53.84 Regular Price $76.99
  19. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1988-2000 GMC C3500 5.7L V8
    Special Price $53.84 Regular Price $76.99
  20. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1999-2003 Dodge Ram 2500 Van
    Special Price $62.46 Regular Price $88.99
  21. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1994-2008 Dodge Ram 1500 5.7L V8
    Special Price $63.73 Regular Price $90.99
  22. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1999-2003 Dodge Ram 1500 Van
    Special Price $63.73 Regular Price $90.99
  23. Walker Exhaust Elbow
    Walker 41001 Exhaust Elbow
    Special Price $8.43 Regular Price $11.99
    Out of stock
  24. Walker Exhaust Elbow
    Walker 41733 Exhaust Elbow
    Special Price $8.91 Regular Price $12.99
  25. Walker Exhaust Elbow
    Walker 41000 Exhaust Elbow
    Special Price $11.10 Regular Price $15.99
    Out of stock
  26. Walker Exhaust Elbow
    Walker 41098 Exhaust Elbow
    Special Price $20.50 Regular Price $28.99
  27. Walker Exhaust Elbow
    Walker 41002 Exhaust Elbow
    Special Price $22.62 Regular Price $31.99
    Out of stock
  28. Walker Exhaust Elbow
    Walker 41365 Exhaust Elbow
    Special Price $26.66 Regular Price $37.99
    Out of stock
  29. Walker Exhaust Elbow
    Walker 41685 Exhaust Elbow
    Special Price $27.99 Regular Price $39.99
    Out of stock
  30. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro ES 75114 Exhaust Manifold Hardware Kit
    Special Price $32.06 Regular Price $45.99
  31. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2011-2015 Ram 3500 6.7L L6
    Special Price $32.45 Regular Price $45.99
    Out of stock
  32. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2004-2010 Dodge Ram 2500 5.9L 6.7L L6
    Special Price $32.45 Regular Price $45.99
    Out of stock
  33. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2004-2010 Dodge Ram 3500 5.9L 6.7L L6
    Special Price $33.12 Regular Price $46.99
    Out of stock
  34. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 2011-2015 Ram 2500 6.7L L6
    Special Price $33.12 Regular Price $46.99
    Out of stock
  35. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro ES 75120 Exhaust Manifold Hardware Kit
    Special Price $33.56 Regular Price $47.99
  36. Fel-Pro Exhaust Manifold Hardware Kit
    Fel-Pro Exhaust Manifold Hardware Kit for 1995-2002 Lincoln Continental 4.6L V8
    Special Price $38.36 Regular Price $54.99
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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.