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E3 Delphi Walker MAHLE 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. E3 Spark Plug
    5 pc E3 Spark Plugs for 2006-2010 Hummer H3 3.5L 3.7L L5
    Rating:
    100%
    1  Review
    Special Price $39.80 Regular Price $56.99
    E3 Spark Plugs
  2. E3 Spark Plug
    6 pc E3 Spark Plugs for 1996-2002 Isuzu Rodeo 3.2L V6
    Special Price $45.52 Regular Price $64.99
    E3 Spark Plugs
  3. E3 Spark Plug
    6 pc E3 Spark Plugs for 1996-2000 Nissan Pathfinder 3.3L V6
    Special Price $45.52 Regular Price $64.99
    E3 Spark Plugs
  4. E3 Spark Plug
    6 pc E3 Spark Plugs for 1996-2005 Chevrolet Astro 4.3L V6
    Special Price $45.52 Regular Price $64.99
    E3 Spark Plugs
  5. E3 Spark Plug
    6 pc E3 Spark Plugs for 2011-2020 Dodge Grand Caravan 3.6L V6
    Special Price $45.86 Regular Price $65.99
    E3 Spark Plugs
  6. E3 Spark Plug
    6 pc E3 Spark Plugs for 2012-2022 Jeep Wrangler 3.6L V6
    Special Price $45.86 Regular Price $65.99
    E3 Spark Plugs
  7. E3 Spark Plug
    6 pc E3 Spark Plugs for 1975-1996 Ford F-150 4.9L L6
    Special Price $45.94 Regular Price $65.99
    E3 Spark Plugs
  8. E3 Spark Plug
    6 pc E3 Spark Plugs for 2005-2010 Chrysler 300 3.5L V6
    Special Price $46.45 Regular Price $65.99
    E3 Spark Plugs
  9. E3 Spark Plug
    6 pc E3 Spark Plugs for 1982-1993 Chevrolet S10 2.8L V6
    Special Price $46.45 Regular Price $65.99
    E3 Spark Plugs
  10. E3 Spark Plug
    6 pc E3 Spark Plugs for 2008-2017 Honda Accord 3.5L V6
    Rating:
    100%
    1  Review
    Special Price $46.80 Regular Price $66.99
    E3 Spark Plugs
  11. E3 Spark Plug
    6 pc E3 Spark Plugs for 2005-2022 Toyota Tacoma 3.5L 4.0L V6
    Special Price $46.89 Regular Price $66.99
    E3 Spark Plugs
  12. E3 Spark Plug
    6 pc E3 Spark Plugs for 2007-2020 Lexus GS350 3.5L V6
    Special Price $46.89 Regular Price $66.99
    E3 Spark Plugs
  13. E3 Spark Plug
    6 pc E3 Spark Plugs for 2007-2012 BMW X3 3.0L L6
    Special Price $46.89 Regular Price $66.99
    E3 Spark Plugs
  14. E3 Spark Plug
    10 pc E3.53 E3 Spark Plugs
    Special Price $57.51 Regular Price $81.99
    E3 Spark Plugs
  15. E3 Spark Plug
    8 pc E3 Spark Plugs for 2001-2004 Ford Expedition 4.6L V8
    Special Price $58.24 Regular Price $82.99
    E3 Spark Plugs
  16. E3 Spark Plug
    8 pc E3 Spark Plugs for 1968-1975 Plymouth Road Runner 6.3L 6.6L 7.2L V8
    Special Price $58.24 Regular Price $82.99
    E3 Spark Plugs
  17. E3 Spark Plug
    8 pc E3 Spark Plugs for 2003-2009 Toyota 4Runner 4.7L V8
    Special Price $58.24 Regular Price $82.99
    E3 Spark Plugs
  18. E3 Spark Plug
    8 pc E3 Spark Plugs for 1975-1996 Ford Bronco 5.0L 5.8L 6.6L V8
    Special Price $58.24 Regular Price $82.99
    E3 Spark Plugs
  19. E3 Spark Plug
    8 pc E3 Spark Plugs for 1967-1979 Pontiac Firebird 5.3L 5.7L 6.6L 7.5L V8
    Special Price $59.43 Regular Price $84.99
    E3 Spark Plugs
  20. E3 Spark Plug
    8 pc E3 Spark Plugs for 2002-2014 Cadillac Escalade 5.3L 6.0L 6.2L V8
    Special Price $59.43 Regular Price $84.99
    E3 Spark Plugs
  21. E3 Spark Plug
    8 pc E3 Spark Plugs for 2001-2019 Chevrolet Silverado 2500 HD 6.0L V8
    Special Price $59.43 Regular Price $84.99
    E3 Spark Plugs
  22. E3 Spark Plug
    8 pc E3 Spark Plugs for 1995-2008 Mercury Grand Marquis 4.6L V8
    Special Price $59.43 Regular Price $84.99
    E3 Spark Plugs
  23. E3 Spark Plug
    8 pc E3 Spark Plugs for 2015-2021 Chevrolet Tahoe 5.3L 6.2L V8
    Special Price $61.50 Regular Price $87.99
    E3 Spark Plugs
  24. E3 Spark Plug
    8 pc E3 Spark Plugs for 2011-2022 Ford Mustang 5.0L 5.2L V8
    Special Price $61.50 Regular Price $87.99
    E3 Spark Plugs
  25. E3 Spark Plug
    8 pc E3 Spark Plugs for 2005-2008 Ford Expedition 5.4L V8
    Special Price $85.81 Regular Price $122.99
    E3 Spark Plugs
  26. E3 Spark Plug
    16 pc E3 Spark Plugs for 2011-2021 Ram 1500 5.7L V8
    Special Price $112.97 Regular Price $160.99
    E3 Spark Plugs
  27. E3 Spark Plug
    16 pc E3 Spark Plugs for 2018-2021 Jeep Grand Cherokee 6.4L V8
    Special Price $113.91 Regular Price $162.99
    E3 Spark Plugs
  28. E3 Spark Plug
    6 pc E3 Spark Plugs for 2000-2011 Chevrolet Impala 3.4L 3.5L 3.8L 3.9L V6
    Special Price $46.45 Regular Price $65.99
    E3 Spark Plugs
  29. E3 Spark Plug
    4 pc E3 Spark Plugs for 2011-2016 Honda CR-Z 1.5L L4
    Special Price $33.47 Regular Price $47.99
    E3 Spark Plugs
  30. E3 Spark Plug
    4 pc E3 Spark Plugs for 2021-2022 Toyota RAV4 Prime 2.5L L4
    Special Price $33.71 Regular Price $47.99
    E3 Spark Plugs
  31. E3 Spark Plug
    6 pc E3 Spark Plugs for 2005-2022 Toyota Avalon 3.5L V6
    Special Price $45.94 Regular Price $65.99
    E3 Spark Plugs
  32. E3 Spark Plug
    6 pc E3 Spark Plugs for 2005-2010 Ford Mustang 4.0L V6
    Special Price $46.45 Regular Price $65.99
    E3 Spark Plugs
  33. E3 Spark Plug
    E3.56 E3 Spark Plug
    Special Price $6.67 Regular Price $9.99
    E3 Spark Plugs
  34. E3 Spark Plug
    2 pc E3.46 E3 Spark Plugs
    Special Price $12.45 Regular Price $17.99
    E3 Spark Plugs
  35. E3 Spark Plug
    4 pc E3 Spark Plugs for 2011-2021 Kia Sportage 2.0L 2.4L L4
    Special Price $33.03 Regular Price $46.99
    E3 Spark Plugs
  36. E3 Spark Plug
    4 pc E3 Spark Plugs for 1995-2010 Kia Sportage 2.0L L4
    Special Price $33.47 Regular Price $47.99
    E3 Spark Plugs
  37. E3 Spark Plug
    4 pc E3 Spark Plugs for 1992-2011 Honda Civic 1.5L 1.6L 1.7L 1.8L L4
    Special Price $33.47 Regular Price $47.99
    E3 Spark Plugs
  38. E3 Spark Plug
    4 pc E3 Spark Plugs for 2013-2020 Hyundai Elantra GT 1.6L 1.8L 2.0L L4
    Special Price $33.71 Regular Price $47.99
    E3 Spark Plugs
  39. E3 Spark Plug
    4 pc E3 Spark Plugs for 2021-2022 Ford Bronco Sport 2.0L L4
    Special Price $34.00 Regular Price $48.99
    E3 Spark Plugs
  40. E3 Spark Plug
    6 pc E3 Spark Plugs for 2011-2021 Kia Sedona 3.3L 3.5L V6
    Special Price $45.86 Regular Price $65.99
    E3 Spark Plugs
  41. E3 Spark Plug
    6 pc E3 Spark Plugs for 2007-2022 Lexus RX350 3.5L V6
    Special Price $45.94 Regular Price $65.99
    E3 Spark Plugs
  42. E3 Spark Plug
    6 pc E3 Spark Plugs for 2008-2018 Buick Enclave 3.6L V6
    Special Price $46.29 Regular Price $65.99
    E3 Spark Plugs
  43. E3 Spark Plug
    8 pc E3 Spark Plugs for 2007-2010 Audi Q7 4.2L V8
    Special Price $58.24 Regular Price $82.99
    E3 Spark Plugs
  44. E3 Spark Plug
    8 pc E3 Spark Plugs for 2005-2009 Saab 9-7x 5.3L 6.0L V8
    Special Price $59.43 Regular Price $84.99
    E3 Spark Plugs
  45. E3 Spark Plug
    8 pc E3 Spark Plugs for 2015-2021 Chevrolet Suburban 5.3L 6.2L V8
    Special Price $62.76 Regular Price $89.99
    E3 Spark Plugs
  46. E3 Spark Plug
    10 pc E3 Spark Plugs for 2000-2005 Ford Excursion 6.8L V10
    Special Price $73.26 Regular Price $104.99
    E3 Spark Plugs
  47. E3 Spark Plug
    10 pc E3 Spark Plugs for 2005-2008 Ford F-450 Super Duty 6.8L V10
    Special Price $102.27 Regular Price $145.99
    E3 Spark Plugs
  48. E3 Spark Plug
    16 pc E3 Spark Plugs for 2018-2020 Ram 4500 6.4L V8
    Special Price $110.71 Regular Price $157.99
    E3 Spark Plugs
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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. 

Filter By Part Details
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  1. Brand
    E3
  2. Brand
    Delphi
  3. Brand
    Walker
  4. Brand
    MAHLE
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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.