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Rein Holstein 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. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2002-2015 Volkswagen Jetta 1.8L 2.0L L4
    Special Price $9.52 Regular Price $13.99
    Rein Auto Parts
  2. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2001-2009 Audi A4 1.8L 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  3. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2007-2010 Volkswagen Golf City 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  4. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2006-2008 Audi A3 Quattro 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  5. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2007-2009 Volkswagen Jetta City 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  6. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2000-2013 Audi TT Quattro 1.8L 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  7. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2000-2006 Volkswagen Golf 1.8L 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  8. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2009-2015 Audi TTS Quattro 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  9. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2001-2009 Audi A4 Quattro 1.8L 2.0L L4
    Special Price $9.32 Regular Price $12.99
    Rein Auto Parts
  10. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2006-2008 Audi A3 2.0L L4
    Special Price $9.52 Regular Price $13.99
    Rein Auto Parts
  11. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2000-2013 Audi TT 1.8L 2.0L L4
    Special Price $9.52 Regular Price $13.99
    Rein Auto Parts
  12. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2000-2008 Volkswagen Passat 1.8L 2.0L L4
    Special Price $9.52 Regular Price $13.99
    Rein Auto Parts
  13. Rein Engine Camshaft Position Sensor Bolt
    Rein Camshaft Position Sensor Bolt for 2002-2005 Volkswagen Beetle 1.8L 2.0L L4
    Special Price $9.52 Regular Price $13.99
    Rein Auto Parts
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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
    Engine Camshaft Position Sensor Bolt
  2. Brand
    Rein
  3. Brand
    Holstein
  4. Brand
    Delphi
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Part Type
  1. EGR Tube Clamp 4items
  2. Engine Air Intake Hose 23items
  3. Engine Block Drain Plug 2items
  4. Engine Camshaft Position Sensor Bolt 13items
  5. Engine Crankcase Breather Hose 335items
  6. Engine Crankcase Breather Hose Kit 18items
  7. Engine Crankshaft Pulley Bolt 16items
  8. Engine Crankshaft Seal Housing Bolt 39items
  9. Engine Cylinder Head Bolt Set 20items
  10. Engine Intake Manifold Bracket Bolt 3items
  11. Engine Intake Manifold Runner Solenoid 22items
  12. Engine Mount 84items
  13. Engine Mount Bolt 34items
  14. Engine Mount Bracket Bolt 4items
  15. Engine Mount Bracket Bolt Set 20items
  16. Engine Mount Bushing 7items
  17. Engine Mount Solenoid 1item
  18. Engine Oil Dipstick Tube Bolt 3items
  19. Engine Oil Drain Plug 123items
  20. Engine Oil Filler Cap 362items
  21. Engine Oil Filter Housing 10items
  22. Engine Oil Pan Bolt Kit 51items
  23. Engine Oil Pan Kit 58items
  24. Engine Oil Passage Screw Plug 2items
  25. Engine Oil Pump Bolt 10items
  26. Engine Oil Separator 53items
  27. Engine Oil Separator Cover 39items
  28. Engine Timing Belt Idler Pulley Bolt 12items
  29. Engine Timing Chain Kit 40items
  30. Engine Timing Cover 79items
  31. Engine Timing Cover Bolt 5items
  32. Engine Valve Cover 31items
  33. Engine Valve Cover Kit 31items
  34. Engine Valve Cover Plug 7items
  35. Exhaust Bolt 2items
  36. Exhaust Clamp 28items
  37. Exhaust Gas Recirculation (EGR) Tube Clamp 1item
  38. Exhaust Heat Shield Bolt 2items
  39. Exhaust Manifold Heat Shield Bolt 2items
  40. Exhaust Manifold Stud 34items
  41. Exhaust Muffler Clamp 160items
  42. Exhaust System Hanger 67items
  43. Exhaust Tail Pipe Clamp 4items
  44. Fuel Injection Air Flow Meter Boot 21items
  45. Fuel Injection Idle Air Control Valve Hose 8items
  46. Gas Cap 190items
  47. Ignition Coil Bolt 6items
  48. Intercooler Hose 5items
  49. Intercooler Mount 44items
  50. Secondary Air Injection Hose 9items
  51. Secondary Air Injection Pump Hose 12items
  52. Secondary Air Injection Solenoid 43items
  53. Throttle Body Boot 17items
  54. Turbocharger Coolant Line 151items
  55. Turbocharger Coolant Pipe Plug 20items
  56. Turbocharger Intercooler Hose 15items
  57. Turbocharger Intercooler Pipe Bolt 1item
  58. Turbocharger Mounting Bolt 8items
  59. Turbocharger Oil Line Bolt 8items
  60. Turbocharger Oil Return Line 64items
  61. Turbocharger Oil Supply Line 25items
  62. Turbocharger Stud 22items
  63. Vacuum Hose 95items
  64. Vacuum Line 17items
Price
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Stock
  1. In Stock 13items
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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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.