• International Shipping Is Available | Enjoy Free Shipping Across the USA
Doug Thorley Headers
Clear
  • Afghanistan (USD $)
  • Åland Islands (USD $)
  • Albania (USD $)
  • Algeria (USD $)
  • Andorra (USD $)
  • Angola (USD $)
  • Anguilla (USD $)
  • Antigua & Barbuda (USD $)
  • Argentina (USD $)
  • Armenia (USD $)
  • Aruba (USD $)
  • Ascension Island (USD $)
  • Australia (USD $)
  • Austria (USD $)
  • Azerbaijan (USD $)
  • Bahamas (USD $)
  • Bahrain (USD $)
  • Bangladesh (USD $)
  • Barbados (USD $)
  • Belarus (USD $)
  • Belgium (USD $)
  • Belize (USD $)
  • Benin (USD $)
  • Bermuda (USD $)
  • Bhutan (USD $)
  • Bolivia (USD $)
  • Bosnia & Herzegovina (USD $)
  • Botswana (USD $)
  • Brazil (USD $)
  • British Indian Ocean Territory (USD $)
  • British Virgin Islands (USD $)
  • Brunei (USD $)
  • Bulgaria (USD $)
  • Burkina Faso (USD $)
  • Burundi (USD $)
  • Cambodia (USD $)
  • Cameroon (USD $)
  • Canada (CAD $)
  • Cape Verde (USD $)
  • Caribbean Netherlands (USD $)
  • Cayman Islands (USD $)
  • Central African Republic (USD $)
  • Chad (USD $)
  • Chile (USD $)
  • China (USD $)
  • Christmas Island (USD $)
  • Cocos (Keeling) Islands (USD $)
  • Colombia (USD $)
  • Comoros (USD $)
  • Congo - Brazzaville (USD $)
  • Congo - Kinshasa (USD $)
  • Cook Islands (USD $)
  • Costa Rica (USD $)
  • Côte d’Ivoire (USD $)
  • Croatia (USD $)
  • Curaçao (USD $)
  • Cyprus (USD $)
  • Czechia (USD $)
  • Denmark (USD $)
  • Djibouti (USD $)
  • Dominica (USD $)
  • Dominican Republic (USD $)
  • Ecuador (USD $)
  • Egypt (USD $)
  • El Salvador (USD $)
  • Equatorial Guinea (USD $)
  • Eritrea (USD $)
  • Estonia (USD $)
  • Eswatini (USD $)
  • Ethiopia (USD $)
  • Falkland Islands (USD $)
  • Faroe Islands (USD $)
  • Fiji (USD $)
  • Finland (USD $)
  • France (USD $)
  • French Guiana (USD $)
  • French Polynesia (USD $)
  • French Southern Territories (USD $)
  • Gabon (USD $)
  • Gambia (USD $)
  • Georgia (USD $)
  • Germany (USD $)
  • Ghana (USD $)
  • Gibraltar (USD $)
  • Greece (USD $)
  • Greenland (USD $)
  • Grenada (USD $)
  • Guadeloupe (USD $)
  • Guatemala (USD $)
  • Guernsey (USD $)
  • Guinea (USD $)
  • Guinea-Bissau (USD $)
  • Guyana (USD $)
  • Haiti (USD $)
  • Honduras (USD $)
  • Hong Kong SAR (USD $)
  • Hungary (USD $)
  • Iceland (USD $)
  • India (USD $)
  • Indonesia (USD $)
  • Iraq (USD $)
  • Ireland (USD $)
  • Isle of Man (USD $)
  • Israel (USD $)
  • Italy (USD $)
  • Jamaica (USD $)
  • Japan (USD $)
  • Jersey (USD $)
  • Jordan (USD $)
  • Kazakhstan (USD $)
  • Kenya (USD $)
  • Kiribati (USD $)
  • Kosovo (USD $)
  • Kuwait (USD $)
  • Kyrgyzstan (USD $)
  • Laos (USD $)
  • Latvia (USD $)
  • Lebanon (USD $)
  • Lesotho (USD $)
  • Liberia (USD $)
  • Libya (USD $)
  • Liechtenstein (USD $)
  • Lithuania (USD $)
  • Luxembourg (USD $)
  • Macao SAR (USD $)
  • Madagascar (USD $)
  • Malawi (USD $)
  • Malaysia (USD $)
  • Maldives (USD $)
  • Mali (USD $)
  • Malta (USD $)
  • Martinique (USD $)
  • Mauritania (USD $)
  • Mauritius (USD $)
  • Mayotte (USD $)
  • Mexico (USD $)
  • Moldova (USD $)
  • Monaco (USD $)
  • Mongolia (USD $)
  • Montenegro (USD $)
  • Montserrat (USD $)
  • Morocco (USD $)
  • Mozambique (USD $)
  • Myanmar (Burma) (USD $)
  • Namibia (USD $)
  • Nauru (USD $)
  • Nepal (USD $)
  • Netherlands (USD $)
  • New Caledonia (USD $)
  • New Zealand (USD $)
  • Nicaragua (USD $)
  • Niger (USD $)
  • Nigeria (USD $)
  • Niue (USD $)
  • Norfolk Island (USD $)
  • North Macedonia (USD $)
  • Norway (USD $)
  • Oman (USD $)
  • Pakistan (USD $)
  • Palestinian Territories (USD $)
  • Panama (USD $)
  • Papua New Guinea (USD $)
  • Paraguay (USD $)
  • Peru (USD $)
  • Philippines (USD $)
  • Pitcairn Islands (USD $)
  • Poland (USD $)
  • Portugal (USD $)
  • Qatar (USD $)
  • Réunion (USD $)
  • Romania (USD $)
  • Russia (USD $)
  • Rwanda (USD $)
  • Samoa (USD $)
  • San Marino (USD $)
  • São Tomé & Príncipe (USD $)
  • Saudi Arabia (USD $)
  • Senegal (USD $)
  • Serbia (USD $)
  • Seychelles (USD $)
  • Sierra Leone (USD $)
  • Singapore (USD $)
  • Sint Maarten (USD $)
  • Slovakia (USD $)
  • Slovenia (USD $)
  • Solomon Islands (USD $)
  • Somalia (USD $)
  • South Africa (USD $)
  • South Georgia & South Sandwich Islands (USD $)
  • South Korea (USD $)
  • South Sudan (USD $)
  • Spain (USD $)
  • Sri Lanka (USD $)
  • St. Barthélemy (USD $)
  • St. Helena (USD $)
  • St. Kitts & Nevis (USD $)
  • St. Lucia (USD $)
  • St. Martin (USD $)
  • St. Pierre & Miquelon (USD $)
  • St. Vincent & Grenadines (USD $)
  • Sudan (USD $)
  • Suriname (USD $)
  • Svalbard & Jan Mayen (USD $)
  • Sweden (USD $)
  • Switzerland (USD $)
  • Taiwan (USD $)
  • Tajikistan (USD $)
  • Tanzania (USD $)
  • Thailand (USD $)
  • Timor-Leste (USD $)
  • Togo (USD $)
  • Tokelau (USD $)
  • Tonga (USD $)
  • Trinidad & Tobago (USD $)
  • Tristan da Cunha (USD $)
  • Tunisia (USD $)
  • Türkiye (USD $)
  • Turkmenistan (USD $)
  • Turks & Caicos Islands (USD $)
  • Tuvalu (USD $)
  • U.S. Outlying Islands (USD $)
  • Uganda (USD $)
  • Ukraine (USD $)
  • United Arab Emirates (USD $)
  • United Kingdom (GBP £)
  • United States (USD $)
  • Uruguay (USD $)
  • Uzbekistan (USD $)
  • Vanuatu (USD $)
  • Vatican City (USD $)
  • Venezuela (USD $)
  • Vietnam (USD $)
  • Wallis & Futuna (USD $)
  • Western Sahara (USD $)
  • Yemen (USD $)
  • Zambia (USD $)
  • Zimbabwe (USD $)
0
Clear
  • All Products
  • Shop by Collection
  • About Us
  • Contact Us
  • Login
  • Create account
Clear

Trending

  • Product 1
    •
  • Product 2
    •
  • Product 3
    •
  • Product 4
    •
  • Product 5
    •
  • Product 6
    •

Best sellers
THY-335Y-C / 1962-1967 Chevy 11/Nova LS Motor Swap 4.8L-6.2L (Aftermarket Front Clip with Front Steering Only)
Regular price $1,095.00
Regular price
-
Unit price /  per 
THY-322Y-C / 1961-1966 (& 1987-1991) Chevy/GM Truck - LS Swap Long Tube Tri-Y Headers 4.8L-6.2L
Regular price $1,195.00
Regular price
-
Unit price /  per 
THY-323Y-C / 1967-1987 Chevy/GM Truck - LS Motor Swap 4.8L-6.2L Tri-Y Headers
Regular price $1,095.00
Regular price
-
Unit price /  per 
THY-561-SS-C / 1998-2004 Toyota Land Cruiser 100 Series / Lexus LX470 4.7L Short Tube Headers
Regular price $975.00
Regular price
-
Unit price /  per 
THY-564Y-LS-C / 2003-2004 Toyota 4Runner / Lexus GX470 4.7L 2/4 wd Long Tubes w/02 Extensions
Sale price $985.50
Regular price $1,095.00
-$109.50
Unit price /  per 
THY-507-C / 1995-2004 Toyota Tacoma / 1995-2002 4Runner / 2000-04 Tundra 3.4L Headers w/ Y-pipe
Regular price $1,195.00
Regular price
-
Unit price /  per 
  • THY-335Y-C / 1962-1967 Chevy 11/Nova LS Motor Swap 4.8L-6.2L (Aftermarket Front Clip with Front Steering Only)
    Regular price $1,095.00
    Regular price
    -
    Unit price /  per 
  • THY-322Y-C / 1961-1966 (& 1987-1991) Chevy/GM Truck - LS Swap Long Tube Tri-Y Headers 4.8L-6.2L
    Regular price $1,195.00
    Regular price
    -
    Unit price /  per 
  • THY-323Y-C / 1967-1987 Chevy/GM Truck - LS Motor Swap 4.8L-6.2L Tri-Y Headers
    Regular price $1,095.00
    Regular price
    -
    Unit price /  per 
  • THY-561-SS-C / 1998-2004 Toyota Land Cruiser 100 Series / Lexus LX470 4.7L Short Tube Headers
    Regular price $975.00
    Regular price
    -
    Unit price /  per 
  • THY-564Y-LS-C / 2003-2004 Toyota 4Runner / Lexus GX470 4.7L 2/4 wd Long Tubes w/02 Extensions
    Sale price $985.50
    Regular price $1,095.00
    -$109.50
    Unit price /  per 
  • THY-507-C / 1995-2004 Toyota Tacoma / 1995-2002 4Runner / 2000-04 Tundra 3.4L Headers w/ Y-pipe
    Regular price $1,195.00
    Regular price
    -
    Unit price /  per 

Trending

  • Product 1
    •
  • Product 2
    •
  • Product 3
    •
  • Product 4
    •
  • Product 5
    •
  • Product 6
    •
  • All

    All

    Shop now
  • Dodge - Jeep

    Dodge - Jeep

    Shop now
  • Exhaust

    Exhaust

    Shop now
  • Ford

    Ford

    Shop now

  • Gaskets

    Shop now
  • GM - Chevy

    GM - Chevy

    Shop now

  • Hardware

    Shop now

  • High Performance LS Headers

    Shop now
  • Last Chance

    Last Chance

    Shop now
  • Long Tube

    Long Tube

    Shop now
  • Merch

    Merch

    Shop now
  • Motor Swap

    Motor Swap

    Shop now
  • Motorhome

    Motorhome

    Shop now
  • Nissan - Infiniti

    Nissan - Infiniti

    Shop now
  • Short Tube

    Short Tube

    Shop now
  • Suzuki

    Suzuki

    Shop now
  • Toyota - Lexus

    Toyota - Lexus

    Shop now
Doug Thorley Headers
Links
  • All Products
  • About Us
  • Contact Us
  • FAQ
  • Return Policy
  • Privacy Policy
  • Warranty
  • Terms of Services
Social media

  • Facebook

  • Instagram

  • TikTok

  • YouTube
© 2025, Doug Thorley Headers Powered by Shopify
Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa