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3-bolt exhaust adapters
Air Conditioning: Yes
Automatic Transmission - Column: No
Automatic Transmission - Column: Yes
Automatic Transmission - Floor: Yes
Bolts/Studs Included: Yes
Catalytic Converter(s) Included: No
Collector Attachment: 3 in.
Collector Size: 3 in.
Collector Style: 3-Bolt Gasket Style Flange
Collector Style: Ball and Socket Style (Gasketless)
Contents: headers
Crossover Pipe Included: No
Cylinder Head Port Shape: Oval
Cylinder Head: Stock Profile Heads
E.O. #: No
E.O. #: Yes
Emissions : Electronically Announced
Emissions : Legal US
Emissions : Not in CA
Emissions Notes: EO# D167-27 (click here for covered vehicles in document on ARB.CA.GOV website)
Emissions Notes: NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
Engine: Pontiac 326-455; 59-79
Exhaust System Dia: 2-1/2 in.
Finish Type: BLACK MAXX- Black Ceramic-Metallic Coating
Finish Type: HTC SILVER (polished) Ceramic-metallic Coating
Finish Type: Uncoated Mild steel
Finish: BLACK MAXX Satin Black Ceramic-Metallic
Finish: HTC Polished Silver Ceramic-Metallic
Finish: Uncoated
Flange Style: Standard
Flange Thickness: 0.25 in.
Gasket Or Seal Included: Yes
gaskets (when applicable)
hardware
Header Construction: Standard-Duty
Header Finish: BLACK MAXX Satin Black Ceramic-Metallic
Header Finish: HTC Polished Silver Ceramic-Metallic
Header Finish: Uncoated
Header Material: Mild Steel
Header Style: Long Tube
Header Style: Short Tube
Installation Hardware Included: Yes
Life Cycle Status: Available To Order
Manual Transmission - Column: No
Manual Transmission - Column: Yes
Manual Transmission - Floor: No
Manual Transmission - Floor: Yes
Material: Mild Steel
Motor Mounts Included: No
Mounting Hardware Included: Yes
Notes: 67-69 Firebird 326-455
Notes: 70-79 Firebird
Notes: 70-81 Trans-Am 326-455
Power Steering: Yes
Primary Tube Diameter (in): 1.625 in.
Primary Tube Diameter (in): 1.625 in. x 1.75 in.
Primary Tube Diameter (in): 1.75 in.
Primary Tube Gauge: 16g
Primary Tube Gauge: 18g
Quantity: Sold as a pair.
QuoteOnly
Reducer Outlet Size: 2-1/2 in.
Reducers Included: Yes
Replacement Gasket: 27600
Replacement Head Flange Gasket: 27600
Trans Am 326-455
Transmission Notes: Modification to shifter linkage may be required.
Tube Design: LONG TUBES
Tube Design: SHORT TUBES- STEPPED
Tube Diameter: 1-3/4 in.
Tube Diameter: 1-5/8 in. x 1-3/4 in.
Tube Length: Long Tubes
Tube Length: Short Tubes
Tube Material Thickness: 16g
Tube Material Thickness: 18g
Tube Size: 1-3/4 in.
Tube Size: 1-5/8 in. x 1-3/4 in.
Tube Style: Long Tube
Tube Style: Shorty
Tuned: No
Variations: 26164
Variations: 28150
Variations: 28156
Variations: 28164
Variations: 35270
Variations: 35276
Weld-Up: No
with A.I.R. System: No
with EGR: No
Y-Pipe Included: No
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$27.80 off
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HEDMAN HEDDERS BLOCK HUGGER HEADERS; PONTIAC 326-455; 1-5/8 IN. TO 1-3/4 IN. STEPPED TUBES; HTC CERAMIC COATED
$1,362.20 USD
$1,390.00
Sale
$27.17 off
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HEDMAN HEDDERS FIREBIRD 70-81- BLACK MAXX
$1,331.41 USD
$1,358.58
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$26.49 off
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HEDMAN HEDDERS FIREBIRD T/A 67-69 326-455- BLACK MAXX
$1,297.79 USD
$1,324.28
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$26.89 off
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HEDMAN HEDDERS HTC COATED HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,317.39 USD
$1,344.28
Sale
$27.69 off
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HEDMAN HEDDERS HTC COATED HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$1,356.59 USD
$1,384.28
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$27.40 off
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HEDMAN HEDDERS SHORTY STEPPED PONTIAC HDR- BLACK MAXX
$1,342.60 USD
$1,370.00
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$13.17 off
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HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$645.41 USD
$658.58
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$13.97 off
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HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN
$684.61 USD
$698.58
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$14.09 off
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HEDMAN HEDDERS STEPPED-UNCOATED HEADERS; 1-5/8 IN. - 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; SHORTY DESIGN
$690.19 USD
$704.28
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