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DENSO Walker Delphi 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. DENSO Spark Plug
    4 pc DENSO Standard U-Groove 3137 Q16PR-U Spark Plugs
    Special Price $10.41 Regular Price $14.99
    DENSO
  2. DENSO Air Filter
    Denso 143-3132 Air Filter
    Special Price $12.81 Regular Price $17.99
    DENSO
  3. DENSO Air Filter
    Denso 143-3018 Air Filter
    Special Price $13.49 Regular Price $18.99
    DENSO
  4. DENSO Spark Plug
    6 pc DENSO Standard U-Groove 6044 W9EXR-U Spark Plugs
    Rating:
    100%
    1  Review
    Special Price $14.14 Regular Price $19.99
    DENSO
    Out of stock
  5. DENSO Engine Oil Filter
    DENSO Engine Oil Filter for 2001-2009 Toyota Sequoia 4.7L V8
    Special Price $14.55 Regular Price $20.99
    DENSO
  6. DENSO Air Filter
    Denso 143-3133 Air Filter
    Special Price $14.59 Regular Price $20.99
    DENSO
  7. DENSO Spark Plug
    6 pc DENSO Standard U-Groove 3129 Q16R-U Spark Plugs
    Special Price $15.18 Regular Price $21.99
    DENSO
    Out of stock
  8. DENSO Air Filter
    Denso 143-3662 Air Filter
    Special Price $15.44 Regular Price $21.99
    DENSO
    Out of stock
  9. DENSO Spark Plug
    2 pc DENSO Iridium Long Life 5090 ZTJ16R10 Spark Plugs
    Special Price $15.77 Regular Price $22.99
    DENSO
  10. DENSO Engine Oil Filter
    DENSO Engine Oil Filter for 2006-2017 Toyota RAV4 2.5L 3.5L L4 V6
    Special Price $16.07 Regular Price $22.99
    DENSO
  11. DENSO Spark Plug
    2 pc DENSO Iridium Long Life 3297 SK20R11 Spark Plugs
    Special Price $17.34 Regular Price $24.99
    DENSO
  12. DENSO Spark Plug
    2 pc DENSO Iridium Power 5380 IWF24 Spark Plugs
    Special Price $17.74 Regular Price $24.99
    DENSO
  13. DENSO Air Filter
    DENSO 143-3004 Air Filter
    Special Price $17.78 Regular Price $24.99
    DENSO
  14. DENSO Spark Plug
    DENSO Iridium Long Life 3473 FK20HBR11 Spark Plug
    Special Price $18.03 Regular Price $25.99
    DENSO
  15. DENSO Spark Plug
    2 pc DENSO Iridium Power 5372 IX24 Spark Plugs
    Special Price $18.11 Regular Price $25.99
    DENSO
  16. DENSO Spark Plug
    6 pc DENSO Standard U-Groove 5018 QJ16HR-U Spark Plugs
    Special Price $18.11 Regular Price $25.99
    DENSO
  17. DENSO Spark Plug
    4 pc DENSO Standard U-Groove Spark Plugs for 2001-2004 Toyota Tacoma 2.4L 2.7L L4
    Special Price $18.81 Regular Price $26.99
    DENSO
  18. DENSO Spark Plug
    8 pc DENSO Standard U-Groove 6044 W9EXR-U Spark Plugs
    Rating:
    100%
    1  Review
    Special Price $18.95 Regular Price $26.99
    DENSO
    Out of stock
  19. DENSO Fuel Pump Strainer
    DENSO Fuel Pump Strainer for 2000-2009 Honda S2000 2.0L 2.2L L4
    Special Price $20.17 Regular Price $28.99
    DENSO
  20. DENSO Spark Plug
    8 pc DENSO Standard U-Groove 3122 K20R-U Spark Plugs
    Special Price $20.37 Regular Price $28.99
    DENSO
  21. DENSO Air Filter
    DENSO Air Filter for 2012-2018 Toyota Prius C 1.5L L4
    Special Price $20.68 Regular Price $29.99
    DENSO
  22. DENSO Air Filter
    DENSO Air Filter for 2017-2018 Toyota Prius Prime
    Special Price $20.68 Regular Price $29.99
    DENSO
  23. DENSO Air Filter
    DENSO Air Filter for 1999-2005 Mazda Miata 1.8L L4
    Special Price $20.97 Regular Price $29.99
    DENSO
    Out of stock
  24. DENSO Air Filter
    DENSO Air Filter for 1989-1998 Nissan 240SX 2.4L L4
    Special Price $21.04 Regular Price $29.99
    DENSO
  25. DENSO Air Filter
    DENSO Air Filter for 1980-1991 GMC Jimmy 5.0L 5.7L V8
    Special Price $22.29 Regular Price $31.99
    DENSO
  26. DENSO Air Filter
    DENSO Air Filter for 2007-2009 Lexus RX350 3.5L V6
    Special Price $24.29 Regular Price $34.99
    DENSO
  27. DENSO Spark Plug
    6 pc DENSO Standard U-Groove Spark Plugs for 1999-2013 Chevrolet Silverado 1500 4.3L V6
    Special Price $25.04 Regular Price $35.99
    DENSO
  28. DENSO Air Filter
    DENSO Air Filter for 2006-2015 Mazda MX-5 Miata 2.0L L4
    Special Price $25.26 Regular Price $35.99
    DENSO
    Out of stock
  29. DENSO Air Filter
    DENSO Air Filter for 2008-2012 Honda Accord 2.4L L4
    Special Price $25.43 Regular Price $35.99
    DENSO
  30. DENSO Air Filter
    DENSO Air Filter for 2007-2015 Jeep Wrangler 3.6L 3.8L V6
    Special Price $25.85 Regular Price $36.99
    DENSO
  31. DENSO Air Filter
    DENSO Air Filter for 2003-2007 Honda Accord 2.4L L4
    Special Price $26.11 Regular Price $36.99
    DENSO
  32. DENSO Air Filter
    DENSO Air Filter for 2003-2007 Honda Accord 3.0L V6
    Rating:
    100%
    1  Review
    Special Price $26.35 Regular Price $37.99
    DENSO
  33. DENSO Air Filter
    DENSO Air Filter for 2007-2011 Toyota Camry 3.5L V6
    Special Price $26.69 Regular Price $37.99
    DENSO
  34. DENSO Spark Plug
    6 pc DENSO Standard U-Groove Spark Plugs for 1962-1970 Ford Country Sedan 2.8L 3.3L 3.9L L6
    Special Price $26.96 Regular Price $38.99
    DENSO
  35. DENSO Air Filter
    DENSO Air Filter for 1998-2007 Toyota Land Cruiser 4.7L V8
    Special Price $27.76 Regular Price $39.99
    DENSO
  36. DENSO Spark Plug
    6 pc DENSO Standard Spark Plugs for 1995-2002 Honda Accord 2.7L 3.0L V6
    Special Price $27.87 Regular Price $39.99
    DENSO
  37. DENSO Spark Plug
    4 pc DENSO Platinum TT Spark Plugs for 2002-2008 Mini Cooper 1.6L L4
    Special Price $27.90 Regular Price $39.99
    DENSO
  38. DENSO Spark Plug
    4 pc DENSO Iridium Power 5357 IK16L Spark Plugs
    Special Price $30.08 Regular Price $42.99
    DENSO
  39. DENSO Air Filter
    DENSO Air Filter for 2005-2015 Nissan Armada 5.6L V8
    Special Price $30.21 Regular Price $42.99
    DENSO
  40. DENSO Air Filter
    DENSO Air Filter for 2013-2018 Toyota RAV4 2.5L L4
    Special Price $30.27 Regular Price $42.99
    DENSO
  41. DENSO Direct Ignition Coil Boot Kit
    DENSO 671-8110 Direct Ignition Coil Boot Kit
    Special Price $30.51 Regular Price $43.99
    DENSO
  42. DENSO Air Filter
    DENSO Air Filter for 2004-2015 Nissan Titan 5.6L V8
    Special Price $30.83 Regular Price $43.99
    DENSO
  43. DENSO Spark Plug
    8 pc DENSO Standard U-Groove Spark Plugs for 2001-2004 Toyota Sequoia 4.7L V8
    Special Price $30.88 Regular Price $43.99
    DENSO
  44. DENSO Air Filter
    DENSO Air Filter for 2013-2017 Mazda CX-5 2.0L 2.5L L4
    Special Price $31.77 Regular Price $44.99
    DENSO
    Out of stock
  45. DENSO Spark Plug Wire Set
    DENSO Spark Plug Wire Set for 1961-1962 GMC 1500 Series 5.0L V6
    Special Price $32.63 Regular Price $46.99
    DENSO
  46. DENSO Air Filter
    DENSO Air Filter for 2016-2018 Lexus IS300 3.5L V6
    Special Price $33.49 Regular Price $47.99
    DENSO
  47. DENSO Spark Plug
    4 pc DENSO Iridium Power 5368 IUH24 Spark Plugs
    Rating:
    100%
    1  Review
    Special Price $35.33 Regular Price $49.99
    DENSO
  48. DENSO Spark Plug
    4 pc DENSO Iridium Power 5379 IWF22 Spark Plugs
    Special Price $35.33 Regular Price $49.99
    DENSO
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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. 

free shipping on eligible items at sixityauto.com

FAST & FREE SHIPPING
On eligible items

At SixityAuto.com, we offer free shipping on thousands of eligible items. We also ship FAST. Over 99% of all items ordered will ship within one business day. Plus, we ship from our strategically located warehouses on the East and West Coast to save precious shipping time.

100% fitment guarantee at sixityauto.com

100% FITMENT GUARANTEE
Your parts will fit as advertised

Shop with confidence, knowing that your purchase from Sixity Auto will fit your vehicle. If after purchase you determine that your part does not fit the vehicle we advertised, simply contact us to initiate a return. We want your parts to fit!

5-star customer rated at sitejabber

RAVE REVIEWS
5-Star Rated on Sitejabber

Don't take it from us - check out our feedback from our customers! Sixity Auto has partnered with Sitejabber, the industry leader in tracking customer loyalty and feedback, to bring genuine product and customer service reviews.

Plus read thousands of authentic reviews on Trustpilot, Google, Reseller Ratings, the Better Business Bureau, and more!

call sixity auto 8am to 8pm Eastern, Monday through Friday

WE'RE HERE TO HELP
(888) 679-6279
Monday through Friday, 8am-8pm Eastern

We speak your language. Our staff has decades of experience selling auto parts to enthusiasts like you. Whether it's for your car, truck, or van, we have staff on hand that can answer your questions and make sure you get the part you're looking for.

For phone sales or help with product fitment questions, our U.S.-based customer service staff in California and Indiana is available weekdays, 8am-8pm ET.

tax exempt shopping available for businesses

BUILT FOR BUSINESS
Tax-exempt shopping available

Sixity Auto works with a wide range of business customers—from repair shops and dealerships to fleet operators, government organizations, and others that purchase parts for resale or operational use.

If you are a qualified tax-exempt or resale customer, submit your documentation and we'll set you up for tax-free shopping. Check out all the details here.

military members and vets save 10% every day

MILITARY DISCOUNT
Save 10% on every purchase

Sixity Auto is proud to support our Active-Duty Service Members, Vets, and their immediate families. To show a token of our thanks, we extend a 10% discount on your entire purchase, every single day.

We use VerifyPass (formerly ID Discount) to help us manage our Military Discount program. Click here for all the details!

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© 2026 Sixity, Inc. Part of Proximity Group, an American-owned and operated online retailer. All Rights Reserved.

© 2026 Sixity, Inc. Part of Proximity Group, an American-owned and operated online retailer. All Rights Reserved.