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Walker Dorman Delphi 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. Walker Exhaust Clamp
    Walker Converter To Extension Pipe Exhaust Clamp for 2009-2013 Chevrolet Silverado 1500 4.3L 4.8L 5.3L V6 V8
    Special Price $24.53 Regular Price $34.99
    Walker
    Out of stock
  2. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1971-1974 Dodge B100 Van 3.7L 5.2L L6 V8
    Special Price $9.40 Regular Price $12.99
    Walker
    Out of stock
  3. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1974 Dodge D100 Pickup 6.6L V8
    Special Price $9.44 Regular Price $12.99
    Walker
    Out of stock
  4. Walker Exhaust Clamp
    Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1985-1987 Ford F-350 7.5L V8
    Special Price $9.58 Regular Price $13.99
    Walker
    Out of stock
  5. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1997 Ford F-250 HD 5.8L 7.5L V8
    Special Price $9.64 Regular Price $13.99
    Walker
    Out of stock
  6. Walker Exhaust Clamp
    2 pc Walker Exhaust Clamps for 1981-1993 GMC K3500 5.7L 6.5L V8
    Special Price $11.05 Regular Price $15.99
    Walker
    Out of stock
  7. Walker Exhaust Clamp
    2 pc Walker Muffler Assm To Tail Pipe Exhaust Clamps for 1989-1991 Chevrolet R2500 Suburban 6.2L V8
    Special Price $11.05 Regular Price $15.99
    Walker
    Out of stock
  8. Walker Exhaust Clamp
    2 pc Walker Muffler To Tail Pipe Exhaust Clamps for 1987-1991 GMC R1500 Suburban 6.2L V8
    Special Price $11.28 Regular Price $15.99
    Walker
    Out of stock
  9. Walker Exhaust Clamp
    2 pc Walker Exhaust Clamps for 1965-1973 Chevrolet Chevelle 4.6L 5.3L 5.4L 5.7L 6.5L 7.4L V8
    Special Price $11.51 Regular Price $15.99
    Walker
    Out of stock
  10. Walker Exhaust Clamp
    2 pc Walker Exhaust Clamps for 1975-1978 GMC K15 Suburban 5.7L 6.6L V8
    Special Price $11.51 Regular Price $15.99
    Walker
    Out of stock
  11. Walker Exhaust Clamp
    2 pc Walker Exhaust Clamps for 1974-1976 Chevrolet Impala 7.4L V8
    Special Price $12.05 Regular Price $16.99
    Walker
    Out of stock
  12. Walker Exhaust Pipe Flange Gasket
    Walker Front Converter To Front Pipe Exhaust Pipe Flange Gasket for 2005-2008 Honda Pilot 3.5L V6
    Special Price $12.75 Regular Price $17.99
    Walker
    Out of stock
  13. Walker Exhaust Bolt and Spring
    Walker Resonator Assm To Muffler Assm Exhaust Bolt & Spring for 1999-2001 Lexus ES300 3.0L V6
    Special Price $16.92 Regular Price $23.99
    Walker
    Out of stock
  14. Walker Exhaust Clamp
    Walker Right Converter To H-Pipe Exhaust Clamp for 2011-2014 Ford Mustang 5.0L V8
    Special Price $24.53 Regular Price $34.99
    Walker
    Out of stock
  15. Walker Exhaust Pipe Flange Gasket
    2 pc Walker Exhaust Pipe Flange Gaskets for 1991-1996 Chevrolet G30 4.3L 5.7L V6 V8
    Special Price $32.91 Regular Price $46.99
    Walker
    Out of stock
  16. Walker Exhaust Pipe Flange Gasket
    2 pc Walker Exhaust Pipe Flange Gaskets for 1987 GMC V1500 5.7L V8
    Special Price $33.58 Regular Price $47.99
    Walker
    Out of stock
  17. Walker SoundFX Exhaust Muffler
    Walker SoundFX Exhaust Muffler for 1974 Plymouth PB300 Van 5.2L V8
    Special Price $77.05 Regular Price $109.99
    Walker
    Out of stock
  18. Walker Quiet-Flow Exhaust Muffler
    Walker Quiet-Flow Exhaust Muffler for 2008-2017 Buick Enclave 3.6L V6
    Special Price $106.82 Regular Price $152.99
    Walker
    Out of stock
  19. Walker Quiet-Flow Exhaust Muffler
    Walker Quiet-Flow Exhaust Muffler for 2007-2010 Saturn Outlook 3.6L V6
    Special Price $106.82 Regular Price $152.99
    Walker
    Out of stock
  20. Walker Exhaust Clamp
    Walker 35408 Exhaust Clamp
    Special Price $1.98 Regular Price $2.99
    Walker
    Out of stock
  21. Walker Exhaust Clamp
    Walker 35413 Exhaust Clamp
    Special Price $2.03 Regular Price $2.99
    Walker
    Out of stock
  22. Walker Exhaust Clamp
    Walker 35414 Exhaust Clamp
    Special Price $2.07 Regular Price $2.99
    Walker
    Out of stock
  23. Walker Exhaust Pipe Flange Gasket
    Walker 31307 Exhaust Pipe Flange Gasket
    Special Price $3.27 Regular Price $4.99
    Walker
    Out of stock
  24. Walker Exhaust Pipe Flange Gasket
    Walker 31355 Exhaust Pipe Flange Gasket
    Special Price $3.69 Regular Price $4.99
    Walker
    Out of stock
  25. Walker Exhaust Clamp
    Walker 35772 Exhaust Clamp
    Special Price $4.74 Regular Price $6.99
    Walker
    Out of stock
  26. Walker Exhaust Reduction Pipe
    Walker 41962 Exhaust Reduction Pipe
    Special Price $4.91 Regular Price $6.99
    Walker
    Out of stock
  27. Walker Exhaust Reduction Pipe
    Walker 41955 Exhaust Reduction Pipe
    Special Price $4.93 Regular Price $6.99
    Walker
    Out of stock
  28. Walker Exhaust Reduction Pipe
    Walker 41939 Exhaust Reduction Pipe
    Special Price $5.00 Regular Price $6.99
    Walker
    Out of stock
  29. Walker Exhaust Pipe Flange Gasket
    Walker 31532 Exhaust Pipe Flange Gasket
    Special Price $5.32 Regular Price $7.99
    Walker
    Out of stock
  30. Walker Exhaust Pipe Flange Gasket
    Walker 31577 Exhaust Pipe Flange Gasket
    Special Price $5.60 Regular Price $7.99
    Walker
    Out of stock
  31. Walker Exhaust Pipe Flange Gasket
    Walker 31377 Exhaust Pipe Flange Gasket
    Special Price $5.83 Regular Price $7.99
    Walker
    Out of stock
  32. Walker Exhaust Pipe Flange Gasket
    Walker 31624 Exhaust Pipe Flange Gasket
    Special Price $6.45 Regular Price $8.99
    Walker
    Out of stock
  33. Walker Exhaust Pipe Connector
    Walker 41931 Exhaust Pipe Connector
    Special Price $6.49 Regular Price $8.99
    Walker
    Out of stock
  34. Walker Exhaust Pipe Connector
    Walker 41400 Exhaust Pipe Connector
    Special Price $6.55 Regular Price $8.99
    Walker
    Out of stock
  35. Walker Exhaust Pipe Flange Gasket
    Walker 31673 Exhaust Pipe Flange Gasket
    Special Price $7.60 Regular Price $10.99
    Walker
    Out of stock
  36. Walker Exhaust Pipe Flange Gasket
    Walker 31530 Exhaust Pipe Flange Gasket
    Special Price $7.81 Regular Price $10.99
    Walker
    Out of stock
  37. Walker Exhaust Elbow
    Walker 41001 Exhaust Elbow
    Special Price $8.43 Regular Price $11.99
    Walker
    Out of stock
  38. Walker Exhaust Pipe Flange Gasket
    Walker 31531 Exhaust Pipe Flange Gasket
    Special Price $8.60 Regular Price $11.99
    Walker
    Out of stock
  39. Walker Exhaust Bolt and Spring
    Walker 35129 Exhaust Bolt & Spring
    Special Price $8.79 Regular Price $12.99
    Walker
    Out of stock
  40. Walker Exhaust Bracket
    Walker 35242 Exhaust Bracket
    Special Price $9.00 Regular Price $12.99
    Walker
    Out of stock
  41. Walker Exhaust Elbow
    Walker 41818 Exhaust Elbow
    Special Price $9.07 Regular Price $12.99
    Walker
    Out of stock
  42. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1969 Mercury Comet 5.8L V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
  43. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1978 Dodge Magnum 5.2L 6.6L V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
  44. Walker Exhaust Clamp
    Walker Muffler Assm To Tail Pipe Exhaust Clamp for 1988-1993 Chevrolet C1500 4.3L 5.0L V6 V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
  45. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1973-1985 Chevrolet Impala 5.0L 5.7L 6.6L V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
  46. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1975-1985 Chevrolet C20 Suburban 5.0L 5.7L V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
  47. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1981 Pontiac Laurentian 5.0L V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
  48. Walker Exhaust Clamp
    Walker Exhaust Clamp for 1971-1975 Chrysler Imperial 7.2L V8
    Special Price $9.21 Regular Price $12.99
    Walker
    Out of stock
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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. Brand
    Walker
  2. Brand
    Dorman
  3. Brand
    Delphi
  4. Brand
    MAHLE
  5. Stock
    Out of Stock
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Shopping Options
Part Type
  1. Exhaust Bolt and Spring 152items
  2. Exhaust Bracket 10items
  3. Exhaust Clamp 1578items
  4. Exhaust Elbow 10items
  5. Exhaust Intermediate Pipe 42items
  6. Exhaust Muffler 105items
  7. Exhaust Muffler Assembly 16items
  8. Exhaust Pipe 29items
  9. Exhaust Pipe Connector 17items
  10. Exhaust Pipe Flange Gasket 536items
  11. Exhaust Pipe Spout 1item
  12. Exhaust Reduction Pipe 14items
  13. Exhaust Resonator 3items
  14. Exhaust Resonator and Pipe Assembly 5items
  15. Exhaust System Hanger 2items
  16. Exhaust System Hanger Insulator 53items
  17. Exhaust Tail Pipe 4items
  18. Exhaust Y Pipe 9items
  19. Muffler / Exhaust Putty 1item
Sub-Brand
  1. Mega-Clamp 10items
  2. Pro-Fit 10items
  3. Quiet-Flow 49items
  4. SoundFX 54items
Price
$
-
Pack Size
  1. 1 1994items
  2. 2 574items
  3. 3 10items
  4. 4 8items
  5. 5 1item
Part Placement
  1. Bracket 12items
  2. Center Converter To Front Pipe 5items
  3. Connector To Extension Pipe 3items
  4. Connector To Muffler Assm 1item
  5. Connector To Resonator Assm 2items
  6. Converter Center To Front 2items
  7. Converter Center To Rear 6items
  8. Converter Inlet 34items
  9. Converter Inlet Center 2items
  10. Converter Inlet Front 4items
  11. Converter Inlet Left 1item
  12. Converter Inlet Right 1item
  13. Converter Left To Rear 3items
  14. Converter Left To Y-Pipe Front 1item
  15. Converter Rear Left To Muffler 1item
  16. Converter Rear Right To Muffler 1item
  17. Converter Rear Right To Muffler Assm 1item
  18. Converter Rear Right To Rear Left 1item
  19. Converter Rear To Extension Pipe 1item
  20. Converter Rear To Int Pipe 2items
  21. Converter Rear To Muffler Assm 2items
  22. Converter Right To Front Pipe 8items
  23. Converter Right To Front Y-Pipe 1item
  24. Converter Right To Rear 3items
  25. Converter To Extension Pipe 14items
  26. Converter To Front Pipe 1item
  27. Converter To Int Pipe 16items
  28. Converter To Int Pipe Front 2items
  29. Converter To Muffler Assm 5items
  30. Converter To Resonator 4items
  31. Converter To Resonator Assm 12items
  32. Exhaust Pipe To Muffler 1item
  33. Extension Pipe Left To Tail Left 1item
  34. Extension Pipe Right To Tail Right 1item
  35. Extension Pipe To Muffler 2items
  36. Extension Pipe To Resonator 1item
  37. Extension Pipe To Resonator Assm 4items
  38. Extension Pipe To Tail Pipe 7items
  39. Flex Pipe To Int Pipe 1item
  40. Flex Pipe To Resonator Assm 1item
  41. Front 18items
  42. Front Converter To Center 2items
  43. Front Converter To Front Pipe 12items
  44. Front Converter To Rear Converter 18items
  45. Front Muffler Assm To Rear Left 1item
  46. Front Muffler Assm To Rear Right 1item
  47. Front Pipe 10items
  48. Front Pipe Front to Rear 5items
  49. Front Pipe Inlet 30items
  50. Front Pipe Inlet Front 2items
  51. Front Pipe Inlet Left 2items
  52. Front Pipe Inlet Right 2items
  53. Front Pipe Left 12items
  54. Front Pipe Rear To Converter 5items
  55. Front Pipe Right 12items
  56. Front Pipe To Converter 27items
  57. Front Pipe To Converter Front 1item
  58. Front Pipe To Converter Rear 7items
  59. Front Pipe To Int Pipe 9items
  60. Front Pipe To Int Pipe Front 1item
  61. Front Pipe To Rear Converter 2items
  62. Front Pipe To Resonator Assm 3items
  63. H-Pipe To Converter 1item
  64. Inlet Front On Front Pipe 1item
  65. Inlet Rear On Front Pipe 1item
  66. Int Pipe 16items
  67. Int Pipe Front To Rear 2items
  68. Int Pipe Inlet 1item
  69. Int Pipe Left 9items
  70. Int Pipe Left To Muffler Left 1item
  71. Int Pipe Rear 4items
  72. Int Pipe Right 3items
  73. Int Pipe Right To Muffler Right 1item
  74. Int Pipe To Converter 4items
  75. Int Pipe To Muffler 6items
  76. Int Pipe To Muffler Assm 9items
  77. Int Pipe To Resonator Assm 2items
  78. Int Pipe To Tail Pipe 1item
  79. Left 33items
  80. Left Converter To Front Pipe 5items
  81. Left Converter To H-Pipe 1item
  82. Left Converter To Resonator Assm 2items
  83. Left Converter To Y-Pipe 3items
  84. Left Tail Pipe To Left Spout 1item
  85. Manifold Converter To Front Pipe 1item
  86. Manifold To Converter 1item
  87. Muffler 10items
  88. Muffler Assm 2items
  89. Muffler Assm Front To Rear 2items
  90. Muffler Assm Front To Y-Pipe 1item
  91. Muffler Assm Left 1item
  92. Muffler Assm To Extension Pipe 2items
  93. Muffler Assm To Resonator Assm 11items
  94. Muffler Assm To Tail Pipe 50items
  95. Muffler Front To Extension Pipe 6items
  96. Muffler Left To Extension Pipe Left 1item
  97. Muffler Left To Tail Pipe Left 15items
  98. Muffler Rear To Tail Pipe 6items
  99. Muffler Right To Extension Pipe Right 1item
  100. Muffler Right To Tail Pipe Right 13items
  101. Muffler To Extension Pipe 9items
  102. Muffler To Int Pipe 2items
  103. Muffler To Left Tail Pipe 25items
  104. Muffler To Resonator Assm 4items
  105. Muffler To Right Tail Pipe 25items
  106. Muffler To Spout 2items
  107. Muffler To Tail Pipe 159items
  108. Muffler To Tail Pipe Front 5items
  109. Rear 12items
  110. Rear Converter To Front Pipe 4items
  111. Rear Converter To Resonator 6items
  112. Rear Converter To Resonator Assm 13items
  113. Rear Resonator Assm To Muffler Assm 1item
  114. Resonator Assm 7items
  115. Resonator Assm To Extension Pipe 5items
  116. Resonator Assm To Int Pipe 6items
  117. Resonator Assm To Muffler Assm 24items
  118. Resonator Assm To Spout 2items
  119. Resonator Assm To Y-Pipe 2items
  120. Resonator To Int Pipe 7items
  121. Resonator To Tail Pipe 1item
  122. Resonator To Y-Pipe 2items
  123. Right 32items
  124. Right Converter To H-Pipe 1item
  125. Right Converter To Y-Pipe 3items
  126. Right Tail Pipe To Right Spout 1item
  127. Tail Pipe 97items
  128. Tail Pipe Front To Tail Pipe Rear 5items
  129. Tail Pipe Left 32items
  130. Tail Pipe Right 26items
  131. Tail Pipe To Spout 1item
  132. Various 102items
  133. Y-Pipe 5items
  134. Y-Pipe Inlet Right 2items
  135. Y-Pipe Inlets 46items
  136. Y-Pipe To Converter 2items
  137. Y-Pipe To Int Pipe 3items
  138. Y-Pipe To Int Pipe Front 1item
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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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.

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(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.