Availability
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $906.85
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block, Ford. Pair
Part Number: DOU-D623-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $906.85
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $920.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, 1.75 in Primary, 3 in Collector, Ford, Mercury, FE, V8, Manual, Pair
Part Number: DOU-D625S
Estimated Ship Date: Aug 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $920.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $967.85
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, 1.75 in Primary, 3 in Collector, Ford, Mercury, FE, V8, Automatic, Pair
Part Number: DOU-D625
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $967.85
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Super Competition, Long Tube, Steel, Ceramic Coated, Ford, Mercury, 429, 460, Pair
Part Number: HOK-6115-1HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, 3.5 in. Collector, Rectangular Port, Ford, Mercury, 390, 427, 428, Pair
Part Number: DOU-D627-B
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $968.40
Rebate Expires: 9/30/2025
Headers, Long Tube, Metallic Ceramic Coated, Ford, Mercury, Cleveland, Pair
Part Number: DOU-D670A4
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $968.40
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $920.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Ford, Mercury, 289, 302, Pair
Part Number: DOU-D668
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $920.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Long Tube, 304 Stainless Steel, Silver Ceramic Coated, Ford, Mercury, Small Block Windsor, Pair
Part Number: HED-82306
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $951.95
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Ford, Mercury, 351C, 4V, Pair
Part Number: DOU-D670S4
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $951.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $921.20
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Ford, Mercury, 5.0L Coyote Swap, Pair
Part Number: DOU-D6652
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $921.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Super Competition, Long Tube, Ceramic Coated, Painted, Ford, Mercury, 351W, Pair
Part Number: HOK-6116-1HKR
Estimated Ship Date: Aug 22, 2025 if ordered today
Estimated Ship Date: Aug 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $935.50
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Ford, Mercury, 221, 260, 289, Pair
Part Number: DOU-D662Y
Not Yet Reviewed
Estimated Ship Date: Aug 28, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $935.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 28, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,064.95
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Ford, Mercury, 5.0L Coyote Swap, Pair
Part Number: DOU-D6652-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,064.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $923.30
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Silver Ceramic Coated, 1 3/4 - 2 in. Primary Tube O.D., 3.00 in. Collector Diameter, SAP Port, Ford, Mercury, 351W, Pair
Part Number: DOU-D669Y-1
Estimated Ship Date: Aug 28, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $923.30
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 28, 2025 if ordered today
Headers, Long Tube, 304 Stainless Steel, Natural, Ford, Mercury, Small Block Windsor, Kit
Part Number: HED-82300
Estimated Ship Date: Oct 2, 2025 if ordered today
Estimated Ship Date: Oct 2, 2025 if ordered today
Headers, Long Tube, 304 Stainless Steel, Black Ceramic Coated, Ford, Mercury, Pair
Part Number: HED-82303
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Shorty, Steel, Silver Ceramic Coated, Ford, Mercury, Passenger Car, 302, Pair
Part Number: DTE-2681-C
Estimated Ship Date: Aug 18, 2025 if ordered today
Estimated Ship Date: Aug 18, 2025 if ordered today
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