Pontiac
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SD-1ALUM D-Port 421 Super Duty Factory Headers MADE IN THE USA
$1,699.00Pair LH and RH 421 SD D-port Manifolds (pair manifolds only)Aluminum 421 SD manifolds from original pontiac tooling. Hi heat alloy aluminum. Ceramic coating recommended.
Two versions available A-all D-port heads; B for 63 SD "980" head only.
Fits 61-63 B-body
Miniature starter or upside down starter is required.
Collectors are required for each manifold.
OPTIONAL CERAMIC COATING:
Thermal barrier ceramic coating on interior and exterior. Choice of Silver or Gray. 3-year Guarantee. Will not burn off, fade or peel. Reduces header temperature 40%! Silver is chrome-like. Gray looks stock. Learn More -
RM-2-OS Dport Ram Air Factory headers (Pair) for 68-72 GTO/LM, 70-81 F/Trans Am--Silver Ceramic
$839.00Silver ceramic coated RM-2-OS Dport Ram Air factory headers...NOW in stock. Allow three weeks for shipping date. Learn More -
RM-2-OS Dport Ram Air Factory headers (Pair) for 68-72 GTO/LM, 70-81 F/Trans Am
$599.00RM-2-OS Dport Ram Air factory headers...NOW in stock. Allow three weeks for shipping date. Learn More -
RM-1-OS Dport Ram Air Factory headers (Pair) for 64-67 GTO/LM, 73-79 LM, 71-79 Cat/Granville, All G body with Poncho V8--Gray Ceramic
$839.00Gray Ceramic coated RM-1-OS Dport Ram Air factory headers...NOW in stock. Allow three weeks for shipping date. Learn More -
RM-1-OS Dport Ram Air Factory headers (Pair) for 64-67 GTO/LM, 73-79 LM, 71-79 Cat/Granville, All G body with Poncho V8--Silver Ceramic
$839.00Silver ceramic coated RM-1-OS Dport Ram Air factory headers...NOW in stock. Allow three weeks for shipping date. Learn More -
RM-1-OS Dport Ram Air Factory headers (Pair) for 64-67 GTO/LM, 73-79 LM, 71-79 Cat/Granville, All G body with Poncho V8
$599.00RM-1-OS Dport Ram Air factory headers...NOW in stock. Allow three weeks for shipping date. Learn More -
LB-1F Dport Long Branch factory headers for 67-69 FB with Silver Ceramic Coating
$999.00First Gen FB factory header fit 326, 389, 400, 428, 455 with Dport heads. Learn More -
LB-1F Dport Long Branch factory headers for 67-69 Firebird with Gray Ceramic Coating
$999.00First Gen FB factory headers in gray ceramic... fit 326, 389, 400, 428, 455 with Dport heads. Learn More -
LB-1B Dport Long Branch factory headers for Big Pontiac 1961-1970 with Silver Ceramic Coating
$999.00Big Car factory headers fit 326, 389, 400, 428, 455 with Dport heads. Learn More -
LB-1B Dport Long Branch factory headers for Big Pontiac 1961-1970 with Gray Ceramic Coating
$999.00Big Car factory headers fit 326, 389, 400, 428, 455 with Dport heads. Learn More
