Access the manufacturer's official installation guides, technical documentation, and support resources directly from DOUGS HEADERS.
View Official InstructionsAlways disconnect the battery before working on electrical components. Use proper jack stands when working under the vehicle. Allow the engine and exhaust to cool before beginning work. Follow all manufacturer torque specifications. If unsure about any step, consult a professional mechanic.
Browse our DOUGS HEADERS catalog. Click any part to see specific installation info.
| Part Number | Product Name |
|---|---|
| D306 | Coated Headers - BBC Shorty |
| D308 | Coated Headers - SBC |
| D313 | BBC Headers 1-3/4 Dia. Coated |
| D316 | BBC Headers 1-7/8 Dia. Coated |
| D317 | SBC Headers - Coated - 62-67 Chevy II |
| D319 | BBC Headers 2-1/8 Dia. Coated |
| D320 | BBC Headers 2 Dia. Coated |
| D324 | SBC Headers - Coated GM F-Body 70-81 |
| D3336 | Coated Header - GM LS Engines 64-72 Chevelle |
| D3348 | Exhaust Header Set - LS Swap GM C10 Trk 63-72 |
| D3348-B | Exhaust Header Set - LS Swap GM C10 Trk 63-72 |
| D3349 | Exhaust Header Set - LS Swap GM A-Body 64-67 |
| D3349-B | Exhaust Header Set - LS Swap GM A-Body 64-67 |
| D3350 | Exhaust Header Set - LS Swap GM A-Body 64-67 |
| D3352 | Exhaust Header Set - LS Swap GM F-Body 70-74 |
| D3358 | Exhaust Header Set - LS Swap GM F-Body 70-81 |
| D3358-B | Exhaust Header Set - LS Swap GM F-Body 70-81 |
| D368 | Coated Headers - SBC |
| D380 | SBC Side Mount Headers - Silver - 63-82 Vette |
| D380-B | SBC Side Mount Headers - Black - 63-82 Vette |
| D380-C | SBC Side Mount Headers - Chrome - 63-82 Vette |
| D380-SS | SBC Side Mount Headers 304 S/S - 63-82 Vette |
| D381 | BBC Side Mount Headers - Silver - 63-82 Vette |
| D381-B | BBC Side Mount Headers - Black - 63-82 Vette |
| D381-C | BBC Side Mount Headers - Chrome - 63-82 Vette |
| D381-SS | BBC Side Mount Headers 304 S/S - 63-82 Vette |
| D452 | Coated Headers - BBM B & E Body |
| D564 | Coated Headers - Pontiac V8 326-455 |
| D567 | Coated Headers - Pontiac V8 326-455 |
| D568 | Coated Headers - Pontiac V8 326/350/400 |
| D570 | Pontiac V8 Headers Coated 70-81 Firebird |
| D581 | Coated Headers - Pontiac V8 350/400/455 |
| D590 | Exhaust Header Set - Pontiac V8 GTO 68-72 |
| D625 | BBF FE Headers 1-3/4 Dia Coated |
| D660YA | Coated Headers - SBF Tri-Y |
| D665 | Exhaust Header Set Ford Mustang 65-73 Mid-Length |
| D741 | Exhaust Headers - Olds Cutlass 65-75 455 CID |
| D901 | Exhaust Y-Pipe 409 SS 82-92 Camaro w/SBC |
| D930 | Side Pipes - Silver (Pair) |
| D930-B | Side Pipes - Black (Pair) |
| D930-C | Side Pipes - Chrome (Pair) |
| D930-SS | Side Pipes - 304 S/S (Pair) |
| D950 | Glass Pack Muffler Side Pipe Inserts |
| D952 | Max Flow Muffler Side Pipe Inserts |
| DEC250A | Electric Exhaust Cut-Outs - 2.50 (Pair) |
| DEC250AK | 2.5in Exhaust Cutout Kit Electric (pair) |
| DEC250ATD | Electric Cut-Out 2-1/2in SS Turn Down |
| DEC300A | Electric Exhaust Cut-Outs - 3.00 (Pair) |
| DEC300A-1 | 3.0in Electric Cutout Electric (Single) |
| DEC300AK | Electric Exhaust Cut-Outs - 3.00 (Pair) |
| DEC300ATD | Electric Cut-Out 3in SS Turn Down |
| SK102 | Motor Mount Swap Kit LS to GM C10 Truck 67-72 |
| SK104 | Motor Mount Swap Kit LS to GM F-Body 70-74 |
| SK105 | Motor Mount Swap Kit LS to GM F-Body 75-81 |
| SKC102 | Trans Crossmember LS Swap GM C10 Trk 63-72 |
| SKC104 | Trans Crossmember LS Swap GM F-Body 70-81 |
| SKOP100 | LS Engine Swap Oil Pan Kit - Low Profile |
| SBC Headers 1.75 Dia Ceramic Coated |
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