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Sixity Delphi FRAM Holstein 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. Delphi Fuel Tank Sending Unit
    Delphi FL0267 Fuel Tank Sending Unit
    Special Price $309.84 Regular Price $442.99
    Delphi
  2. Delphi Fuel Tank Sending Unit
    Delphi FL0266 Fuel Tank Sending Unit
    Special Price $348.74 Regular Price $497.99
    Delphi
  3. Delphi Fuel Tank Sending Unit
    Delphi FL0268 Fuel Tank Sending Unit
    Special Price $343.37 Regular Price $490.99
    Delphi
  4. Delphi Fuel Tank Sending Unit
    Delphi FL0270 Fuel Tank Sending Unit
    Special Price $344.67 Regular Price $491.99
    Delphi
  5. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2005 Ford F-350 Super Duty 6.0L V8
    Special Price $353.59 Regular Price $504.99
    Delphi
  6. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2007 Ford F-350 Super Duty 6.0L V8
    Special Price $383.79 Regular Price $547.99
    Delphi
  7. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2007 Ford F-350 Super Duty 6.0L V8
    Special Price $389.84 Regular Price $556.99
    Delphi
  8. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2007 Ford F-350 Super Duty 6.0L V8
    Special Price $391.50 Regular Price $558.99
    Delphi
  9. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2007 Ford F-250 Super Duty 6.0L V8
    Special Price $391.50 Regular Price $558.99
    Delphi
  10. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2007 Ford F-250 Super Duty 6.0L V8
    Special Price $391.63 Regular Price $558.99
    Delphi
  11. Delphi Fuel Tank Sending Unit
    Delphi Fuel Tank Sending Unit for 2003-2007 Ford F-250 Super Duty 6.0L V8
    Special Price $397.80 Regular Price $567.99
    Delphi
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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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  1. Part Type
    Fuel Tank Sending Unit
  2. Brand
    Sixity
  3. Brand
    Delphi
  4. Brand
    FRAM
  5. Brand
    Holstein
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  1. Air Cleaner Air Restriction Indicator 4items
  2. Air Filter 6133items
  3. Auxiliary Air Regulator 7items
  4. Diesel Fuel Injector Installation Kit 60items
  5. Direct Injection High Pressure Fuel Pump 71items
  6. Distributor Cap 21items
  7. Distributor Rotor 104items
  8. EGR Valve 135items
  9. Electric Fuel Pump 512items
  10. Engine Coolant Filter 8items
  11. Engine Oil Filter 6742items
  12. Engine Variable Timing Solenoid 137items
  13. Engine Variable Valve Timing (VVT) Adjuster Magnet 14items
  14. Engine Variable Valve Timing (VVT) Oil Control Valve 3items
  15. Engine Variable Valve Timing (VVT) Solenoid 23items
  16. Exhaust Gas Recirculation (EGR) Valve 4items
  17. Fuel Filter 2360items
  18. Fuel Injection Idle Air Control Valve 239items
  19. Fuel Injection Pressure Regulator 341items
  20. Fuel Injector 104items
  21. Fuel Lift Pump 131items
  22. Fuel Pressure Regulator 9items
  23. Fuel Pump and Sender Assembly 67items
  24. Fuel Pump and Strainer Set 55items
  25. Fuel Pump Hanger Assembly 64items
  26. Fuel Pump Module Assembly 600items
  27. Fuel Pump Strainer 245items
  28. Fuel Tank Lock Ring 44items
  29. Fuel Tank Sending Unit 11items
  30. Fuel Transfer Pump 26items
  31. Fuel Transfer Unit 32items
  32. Fuel Water Separator Filter 52items
  33. Idle Air Control Valve 117items
  34. Ignition Coil 2212items
  35. Mechanical Fuel Pump 292items
  36. PCV Valve 846items
  37. Spark Plug Wire Set 251items
  38. Turbocharger Oil Filter 3items
  39. Vapor Canister Purge Valve 38items
  40. VVT Solenoid 269items
Brand
  1. Delphi 11items
  2. DENSO 21items
  3. Dorman 20items
  4. FRAM 0items
  5. GMB 13items
  6. Holstein 0items
  7. Sixity 0items
Price
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Part Placement
  1. Various 4items
Stock
  1. In Stock 11items
free shipping on eligible items at sixityauto.com

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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!

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RAVE REVIEWS
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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.