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. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2005-2017 Volkswagen Passat 2.0L 2.5L L4 L5
    Special Price $44.18 Regular Price $62.99
  2. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2017 Volkswagen Transporter 2.0L L4
    Special Price $44.18 Regular Price $62.99
  3. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2008-2014 Volkswagen GTI 2.0L L4
    Special Price $44.18 Regular Price $62.99
  4. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2013 Audi A3 Quattro 2.0L L4
    Special Price $44.18 Regular Price $62.99
  5. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2012 Audi Q5 2.0L L4
    Special Price $45.09 Regular Price $63.99
  6. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2015 Audi TTS Quattro 2.0L L4
    Special Price $45.09 Regular Price $63.99
  7. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2012 Audi A5 2.0L L4
    Special Price $45.09 Regular Price $63.99
  8. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2014-2017 BMW 220i 2.0L L4
    Special Price $50.62 Regular Price $71.99
  9. Dorman PCV Valve Diaphragm
    Dorman 917-064 PCV Valve Diaphragm
    Special Price $34.93 Regular Price $49.99
  10. Dorman PCV Valve Diaphragm
    Dorman 911-115 PCV Valve Diaphragm
    Special Price $39.60 Regular Price $56.99
  11. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2013-2017 Audi A4 allroad 2.0L L4
    Special Price $44.18 Regular Price $62.99
  12. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2017 Audi Q5 2.0L L4
    Special Price $44.18 Regular Price $62.99
  13. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2017 Audi RS3 2.5L L5
    Special Price $44.18 Regular Price $62.99
  14. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2007-2016 Audi TT 2.0L L4
    Special Price $44.18 Regular Price $62.99
  15. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2006-2009 Volkswagen Rabbit 2.5L L5
    Special Price $44.18 Regular Price $62.99
  16. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2012 Audi A4 Quattro 2.0L L4
    Special Price $44.18 Regular Price $62.99
  17. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2005-2015 Volkswagen Golf 2.0L 2.5L L4 L5
    Special Price $44.18 Regular Price $62.99
  18. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2017 Volkswagen CC 2.0L L4
    Special Price $44.18 Regular Price $62.99
  19. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2008-2017 Volkswagen Passat 2.0L 2.5L L4 L5
    Special Price $44.18 Regular Price $62.99
  20. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2016-2017 Audi A7 2.0L L4
    Special Price $44.18 Regular Price $62.99
  21. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2008-2017 Audi S3 2.0L L4
    Special Price $44.18 Regular Price $62.99
  22. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010 Volkswagen GLI 2.0L L4
    Special Price $44.18 Regular Price $62.99
  23. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010 Volkswagen GLI 2.0L L4
    Special Price $44.18 Regular Price $62.99
  24. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2017 Volkswagen Tiguan 2.0L L4
    Special Price $44.18 Regular Price $62.99
  25. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2006-2017 Volkswagen Beetle 2.0L 2.5L L4 L5
    Special Price $44.18 Regular Price $62.99
  26. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2017 Audi RS3 2.5L L5
    Special Price $44.18 Regular Price $62.99
  27. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2011-2015 Volkswagen Clasico 2.0L L4
    Special Price $44.18 Regular Price $62.99
  28. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2015-2017 Audi Q3 Quattro 2.0L L4
    Special Price $44.18 Regular Price $62.99
  29. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2013-2017 Audi A6 Quattro 2.0L L4
    Special Price $44.18 Regular Price $62.99
  30. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2017 Audi TT Quattro 2.0L 2.5L L4 L5
    Special Price $44.18 Regular Price $62.99
  31. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2011 Volkswagen Beetle Cabrio 2.5L L5
    Special Price $44.18 Regular Price $62.99
  32. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2006-2017 Volkswagen GTI 2.0L L4
    Special Price $44.18 Regular Price $62.99
  33. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2008-2012 Audi S3 2.0L L4
    Special Price $44.18 Regular Price $62.99
  34. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2012 Audi TT 2.0L L4
    Special Price $44.18 Regular Price $62.99
  35. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2005-2010 Volkswagen Bora 2.0L 2.5L L4 L5
    Special Price $44.18 Regular Price $62.99
  36. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2005-2017 Audi A4 Quattro 2.0L L4
    Special Price $45.09 Regular Price $63.99
  37. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2016 Audi A5 1.8L 2.0L 3.0L L4 V6
    Special Price $45.09 Regular Price $63.99
  38. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2017 Audi A7 Quattro 2.0L L4
    Special Price $45.09 Regular Price $63.99
  39. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2005-2007 Volkswagen Polo 2.0L L4
    Special Price $45.09 Regular Price $63.99
  40. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2009-2017 Volkswagen Tiguan 2.0L L4
    Special Price $45.09 Regular Price $63.99
  41. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2005-2017 Volkswagen Jetta 2.0L 2.5L L4 L5
    Special Price $45.09 Regular Price $63.99
  42. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2010-2014 Volkswagen Golf 2.0L 2.5L L4 L5
    Special Price $45.09 Regular Price $63.99
  43. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2017 Audi RS Q3 2.5L L5
    Special Price $45.09 Regular Price $63.99
  44. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2008-2013 Audi A3 2.0L L4
    Special Price $45.09 Regular Price $63.99
  45. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2016-2017 Volkswagen Crafter 2.0L L4
    Special Price $45.09 Regular Price $63.99
  46. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2013 Volkswagen Multivan 2.0L L4
    Special Price $45.09 Regular Price $63.99
  47. Dorman PCV Valve Diaphragm
    Dorman PCV Valve Diaphragm for 2011-2014 Audi TT RS Quattro 2.5L L5
    Special Price $45.09 Regular Price $63.99
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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.