Availability
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $817.64
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 2 in. Tube, 3.50 in. Collector, 3-Bolt Flange Big Block, Mopar. Pair
Part Number: DOU-D452-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $817.64
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Competition, Long Tube, Stainless Steel, Chevy, GMC, 396, 402, 427, 454, Pair
Part Number: HOK-2455-2HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $782.76
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Smalll Block,Mopar. Pair
Part Number: DOU-D453-SS
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $782.76
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $904.98
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair
Part Number: DOU-D336-SS
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $904.98
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pair
Part Number: DOU-D318-B
Estimated Ship Date: Today
Estimated Ship Date: Today
Header, Long Tube, Steel, Black Hi-Temp Coated, 2 in. Tubes, 3.5 in. Collector, Dodge, Plymouth, Pair
Part Number: DOU-D452-B
Estimated Ship Date: Today
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $903.59
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D318
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $903.59
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $906.92
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair
Part Number: DOU-D353-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $906.92
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Super Competition, Long Tube, Ceramic Coated, Chevy, 4.8, 5.3, 5.7, 6.0L, Pair
Part Number: HOK-2292-1HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $846.76
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Big Block, Pair
Part Number: DOU-D303Y
Estimated Ship Date: Sep 2, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $846.76
Rebate Expires: 9/30/2025
Estimated Ship Date: Sep 2, 2025 if ordered today
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Estimated Ship Date: Today
Headers, Blackheart, LS Swap, Long Tube, 3 in. Collector Diameter, 1 7/8 in. Tube Diameter, 304 Stainless Steel, Natural, Chevy, Pair
Part Number: HOK-BH14365
Not Yet Reviewed
Estimated Ship Date: Sep 10, 2025 if ordered today
Estimated Ship Date: Sep 10, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $818.58
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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $818.58
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $775.61
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 1 7/8 in. Primary, 3 in. Collector, Buick, 400, 455, Pair
Part Number: DOU-D202-SS
Not Yet Reviewed
Estimated Ship Date: Sep 16, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $775.61
Rebate Expires: 9/30/2025
Estimated Ship Date: Sep 16, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $867.77
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange , Pontiac. Pair
Part Number: DOU-D570-SS
Not Yet Reviewed
Estimated Ship Date: Sep 16, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $867.77
Rebate Expires: 9/30/2025
Estimated Ship Date: Sep 16, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $788.52
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Big Block,Chevy. Pair
Part Number: DOU-D322-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $788.52
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $840.54
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Chevy, Pair
Part Number: DOU-D318-SS
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $840.54
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 27, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $775.61
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Pontiac, 350-455, V8, Pair
Part Number: DOU-D590-SS
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $775.61
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $825.74
Rebate Expires: 9/30/2025
Headers, 4-1 One-piece, Steel, Ceramic Coated, 1 7/8 in. Primary, 3.5 in. Collector, Chevy, Big Block, Pair
Part Number: DOU-D328
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $825.74
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $914.08
Rebate Expires: 9/30/2025
Headers, Tri-Y, Stainless Steel, Natural, Chevy, 348, 409, Pair
Part Number: DOU-D309Y-SS
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $914.08
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Scavenger Series Elite, Long Tube, Stainless, Polished Ceramic Coated, Chevy, GMC, Big Block, Pair
Part Number: FLO-814111
Estimated Ship Date: Today
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $903.59
Rebate Expires: 9/30/2025
Headers, Fenderwell, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D329
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $903.59
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $744.60
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Pontiac, 389-428, V8, Pair
Part Number: DOU-D521-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $744.60
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, Elite Extreme-Duty, Long Tube, Steel, Silver Ceramic Coated, Oldsmobile, Pair
Part Number: HED-58158
Estimated Ship Date: Today
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $839.10
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Chevy, Pontiac, Pair
Part Number: DOU-D316-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $839.10
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $756.69
Rebate Expires: 9/30/2025
Headers, Competition Ready, Stainless Steel, Natural, Ford, 289, 302, Pair
Part Number: JBA-6610S
Estimated Ship Date: Today
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $756.69
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
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