Availability
Showing In Stock Items. Show All 121 Items.
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $885.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Dodge, Plymouth, A, B, E, Body, 273-360, V8, Pair
Part Number: DOU-D453
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $885.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,090.95
Rebate Expires: 9/30/2025
Headers, Side Mount, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D380
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,090.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $840.55
Rebate Expires: 9/30/2025
Headers, Long Tube One-piece, Steel, Silver Ceramic Coated, Round Port, Chevrolet, Small Block LS, Pair
Part Number: DOU-D3348
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $840.55
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $782.20
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, 327, 350, V8, Pair
Part Number: DOU-D350
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $782.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $752.83
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Dodge, Plymouth, B, E-Body, 413, 426, 440, V8, Pair
Part Number: DOU-D452
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $752.83
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3336
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $812.95
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, V8, Pair
Part Number: DOU-D368
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $812.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,045.30
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Pontiac, 326-455, V8, Pair
Part Number: DOU-D567
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,045.30
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $843.75
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, Big Block, Pair
Part Number: DOU-D313
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $843.75
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,076.10
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D320
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,076.10
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $722.25
Rebate Expires: 9/30/2025
Headers, Long Tube One-piece, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3349
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $722.25
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $488.30
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair
Part Number: DOU-D3320
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $488.30
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $451.20
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair
Part Number: DOU-D3373
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $451.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $967.85
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Pontiac, 326-400, V8, Pair
Part Number: DOU-D564
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $967.85
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,261.75
Rebate Expires: 9/30/2025
Headers, Side Mount, Steel, Chrome, Chevy, Pair
Part Number: DOU-D380-C
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,261.75
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,606.60
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Ford, 390-427 FE, Pair
Part Number: DOU-D627
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,606.60
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $859.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Oldsmobile, Pontiac, Pair
Part Number: DOU-D336
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $859.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,413.50
Rebate Expires: 9/30/2025
Headers, Fenderwell, Steel, Ceramic Coated, Chevy, 283-400, V8, Pair
Part Number: DOU-D365
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,413.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $777.05
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Ford, 260, 289, 302, Automatic, Pair
Part Number: DOU-D690YA
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $777.05
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,015.10
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: $1,015.10
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,029.40
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Pontiac, 350-455, V8, Pair
Part Number: DOU-D590
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,029.40
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,183.80
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair
Part Number: DOU-D332
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,183.80
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, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D334
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $920.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $951.95
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Big Block, Pair
Part Number: DOU-D303Y
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: $874.50
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, Small Block, Pair
Part Number: DOU-D308
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
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