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 Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2003-2007 Infiniti G35 3.5L V6
    Special Price $31.87 Regular Price $45.99
  2. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2003-2006 Nissan 350Z 3.5L V6
    Special Price $31.87 Regular Price $45.99
  3. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 1993-1997 Volvo 850 2.3L 2.4L L5
    Special Price $15.01 Regular Price $20.99
    Out of stock
  4. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2002-2010 Lexus SC430 4.3L V8
    Special Price $26.30 Regular Price $37.99
  5. Dorman Catalytic Converter
    Dorman Front Catalytic Converter for 2011-2016 Chevrolet Cruze 1.4L L4
    Special Price $586.18 Regular Price $836.99
  6. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2005-2011 Volvo V50 2.4L 2.5L L5
    Special Price $15.32 Regular Price $21.99
    Out of stock
  7. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro ES 72481 Spark Plug Tube Seal Set
    Special Price $22.45 Regular Price $31.99
  8. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 1989-1997 Geo Prizm 1.6L 1.8L L4
    Special Price $29.15 Regular Price $41.99
  9. Dorman Catalytic Converter
    Dorman 674-854 Catalytic Converter
    Special Price $536.73 Regular Price $766.99
  10. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro ES 72477 Spark Plug Tube Seal Set
    Special Price $7.91 Regular Price $10.99
    Out of stock
  11. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2008-2013 Volvo C30 2.4L 2.5L L5
    Special Price $15.01 Regular Price $20.99
    Out of stock
  12. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2004-2006 Volvo S80 2.5L L5
    Special Price $15.01 Regular Price $20.99
    Out of stock
  13. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2015-2016 Volvo XC60 2.5L L5
    Special Price $15.01 Regular Price $20.99
    Out of stock
  14. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 1998-2000 Volvo S70 2.3L 2.4L L5
    Special Price $15.01 Regular Price $20.99
    Out of stock
  15. SKF Catalytic Converter
    SKF 19215 Catalytic Converter
    Special Price $15.16 Regular Price $21.99
    Out of stock
  16. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2015-2016 Volvo V60 2.5L L5
    Special Price $15.32 Regular Price $21.99
    Out of stock
  17. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2004-2011 Volvo S40 2.4L 2.5L L5
    Special Price $15.32 Regular Price $21.99
    Out of stock
  18. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2003-2016 Volvo XC70 2.5L L5
    Special Price $15.32 Regular Price $21.99
    Out of stock
  19. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2003-2006 Volvo XC90 2.5L L5
    Special Price $15.32 Regular Price $21.99
    Out of stock
  20. MAHLE Spark Plug Tube Seal Set
    MAHLE GS33778 Spark Plug Tube Seal Set
    Special Price $15.81 Regular Price $22.99
  21. MAHLE Spark Plug Tube Seal Set
    MAHLE B31693 Spark Plug Tube Seal Set
    Special Price $17.47 Regular Price $24.99
  22. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro ES 73110 Spark Plug Tube Seal Set
    Special Price $17.86 Regular Price $25.99
  23. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro ES 72701 Spark Plug Tube Seal Set
    Special Price $19.62 Regular Price $27.99
  24. MAHLE Spark Plug Tube Seal Set
    MAHLE GS33769 Spark Plug Tube Seal Set
    Special Price $19.82 Regular Price $27.99
  25. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro ES 72105 Spark Plug Tube Seal Set
    Special Price $20.47 Regular Price $28.99
  26. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2010-2019 Lexus GX460 4.6L V8
    Special Price $26.30 Regular Price $37.99
  27. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2003-2009 Toyota 4Runner 4.7L V8
    Special Price $26.30 Regular Price $37.99
  28. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 1998-2000 Lexus SC400 4.0L V8
    Special Price $26.30 Regular Price $37.99
  29. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 1998-2000 Lexus GS400 4.0L V8
    Special Price $26.30 Regular Price $37.99
  30. Fel-Pro Spark Plug Tube Seal Set
    Fel-Pro Valve Cover Spark Plug Tube Seal Set for 2008-2019 Lexus LX570 5.7L V8
    Special Price $26.30 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


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