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. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo HPP0018 Direct Injection Fuel Pump
    Special Price $385.08 Regular Price $549.99
    Out of stock
  2. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Left Direct Injection Fuel Pump for 2008-2012 Audi S5 4.2L V8
    Rating:
    100%
    Special Price $386.63 Regular Price $551.99
    Out of stock
  3. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo HPP0010 Direct Injection Fuel Pump
    Special Price $375.28 Regular Price $535.99
  4. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Direct Injection Fuel Pump for 2011-2017 Audi Q5 2.0L L4
    Special Price $426.38 Regular Price $608.99
  5. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Direct Injection Fuel Pump for 2007-2009 Audi Q7 3.6L V6
    Special Price $544.19 Regular Price $776.99
  6. SKF Engine Auxiliary Shaft Repair Sleeve
    SKF Auxiliary Shaft Repair Sleeve for 1986-1988 Audi 5000 Quattro
    Special Price $36.87 Regular Price $52.99
  7. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo HPP0028 Direct Injection Fuel Pump
    Special Price $360.34 Regular Price $514.99
  8. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo HPP0029 Direct Injection Fuel Pump
    Special Price $420.08 Regular Price $599.99
    Out of stock
  9. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Direct Injection Fuel Pump for 2011-2015 Audi TT Quattro 2.0L L4
    Special Price $426.38 Regular Price $608.99
  10. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Direct Injection Fuel Pump for 2009-2013 Mazda 3 2.3L L4
    Special Price $435.85 Regular Price $622.99
  11. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Direct Injection Fuel Pump for 2007-2012 Seat Leon 2.0L L4
    Special Price $505.35 Regular Price $721.99
  12. Delphi Direct Injection High Pressure Fuel Pump
    Delphi Direct Injection Fuel Pump for 2014-2016 Kia Forte 2.0L L4
    Special Price $576.92 Regular Price $823.99
  13. Delphi Direct Injection High Pressure Fuel Pump
    Delphi Direct Injection Fuel Pump for 2014-2015 Hyundai Tucson 2.0L L4
    Special Price $588.70 Regular Price $840.99
  14. Delphi Direct Injection High Pressure Fuel Pump
    Delphi HM10019 Direct Injection High Pressure Fuel Pump
    Special Price $607.51 Regular Price $867.99
  15. Carter Direct Injection High Pressure Fuel Pump
    Carter Direct Injection High Pressure Fuel Pump for 2013 Volkswagen Golf 2.0L L4
    Special Price $667.20 Regular Price $952.99
    Out of stock
  16. Delphi Direct Injection High Pressure Fuel Pump
    Delphi Direct Injection High Pressure Fuel Pump for 2012 Mercedes-Benz R350
    Special Price $668.35 Regular Price $954.99
  17. Delphi Direct Injection High Pressure Fuel Pump
    Delphi Direct Injection Fuel Pump for 2010-2014 Hyundai Sonata 2.0L 2.4L L4
    Special Price $695.60 Regular Price $993.99
  18. Hitachi Direct Injection High Pressure Fuel Pump
    Hitachi Astemo Direct Injection Fuel Pump for 2016-2021 Nissan TITAN XD 5.6L V8
    Special Price $1,185.68 Regular Price $1,693.99
  19. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1984-1987 BMW 325e
    Special Price $35.49 Regular Price $50.99
  20. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1998-2000 BMW 323i
    Special Price $35.49 Regular Price $50.99
  21. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1997-2002 BMW Z3
    Special Price $35.49 Regular Price $50.99
  22. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 2003-2005 BMW Z4
    Special Price $35.49 Regular Price $50.99
  23. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1986-1988 BMW 325
    Special Price $35.49 Regular Price $50.99
  24. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1988-1991 BMW 325iX
    Special Price $35.49 Regular Price $50.99
  25. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1996-2000 BMW 328i
    Special Price $35.49 Regular Price $50.99
  26. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 2000 BMW 328Ci
    Special Price $35.49 Regular Price $50.99
  27. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 2001-2005 BMW 325xi
    Special Price $35.49 Regular Price $50.99
  28. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1987-2005 BMW 325i
    Special Price $35.49 Regular Price $50.99
  29. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 2001-2005 BMW 330xi
    Special Price $35.49 Regular Price $50.99
  30. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1996-1999 BMW 328is
    Special Price $35.49 Regular Price $50.99
  31. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1985-1986 BMW 524td
    Special Price $35.49 Regular Price $50.99
  32. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 2004-2006 BMW X3
    Special Price $35.49 Regular Price $50.99
  33. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 2000 BMW 323Ci
    Special Price $35.49 Regular Price $50.99
  34. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1997-2000 BMW 528i
    Special Price $35.49 Regular Price $50.99
  35. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1987-1995 BMW 325is
    Special Price $35.49 Regular Price $50.99
  36. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1971-1980 Ford Pinto
    Special Price $35.90 Regular Price $50.99
  37. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1981-1986 Mercury Cougar
    Special Price $35.90 Regular Price $50.99
  38. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1998-2001 Mazda B2500
    Special Price $35.90 Regular Price $50.99
  39. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1974-1978 Ford Mustang II
    Special Price $35.90 Regular Price $50.99
  40. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1985-1989 Merkur XR4Ti
    Special Price $35.90 Regular Price $50.99
  41. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1977-1982 Ford Courier
    Special Price $35.90 Regular Price $50.99
  42. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1971-1986 Mercury Capri
    Special Price $35.90 Regular Price $50.99
  43. National Engine Auxiliary Shaft Repair Sleeve
    National Auxiliary Shaft Repair Sleeve for 1975-1980 Mercury Bobcat
    Special Price $35.90 Regular Price $50.99
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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.