Availability
Showing In Stock Items. Show All 27 Items.
Headers, Shorty, LS Swap, Conversion, Stainless, Polished, 1 5/8 in. Primary, 2.5 in. Collector, Chevy, 4.8, 5.3, 5.7, 6.2L, Pair
Part Number: SUM-670250
Estimated Ship Date: Today
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: $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: $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
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $706.40
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Ford, Bronco, Small Block Windsor, Pair
Part Number: JBA-6618S
Estimated Ship Date: Today
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $706.40
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
Headers, SBF Turbo, Down and Forward, Stainless Steel, Polished, 1 7/8 in. Primary, Ford, Small Block Windsor, Pair
Part Number: BIG-12168FLT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube One-piece, Steel, Black Ceramic Coated, Round Port, Chevrolet, Small Block LS, Pair
Part Number: DOU-D3348-B
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, SBF Turbo, Down and Forward, Stainless Steel, Natural, 1 7/8 in. Primary, Ford, Small Block Windsor, Pair
Part Number: BIG-12167FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Shorty, Stainless Steel, 1-3/4 in. Primary, Natural, Ford Small Block, Pair
Part Number: BIG-12164FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube One-piece, Steel, Black Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3349-B
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Turbo, Up and Forward, 304 Stainless Steel, Polished, 1.875 in. Primary, 2.500 in. V-Band Collector, Chevrolet, Small Block Gen I, Pair
Part Number: BIG-11573FLT
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Turbo, Up and Forward, 304 Stainless Steel, Natural, 1.750 in. Primary, 2.50 in. V-Band Collector, Chevrolet, Small Block Gen I, Pair
Part Number: BIG-11569FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Turbo, Up and Forward, 304 Stainless Steel, Natural, 1.875 in. Primary, 2.50 in. V-Band Collector, Chevrolet, Small Block Gen I, Pair
Part Number: BIG-11572FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Turbo, Up and Forward, 304 Stainless Steel, Polished, 1.750 in. Primary, 2.50 in. V-Band Collector, Chevrolet, Small Block Gen I, Pair
Part Number: BIG-11570FLT
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Long Tube, Steel, Hi Temp Black, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3336-B
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Oct 14, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $960.95
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3336-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $960.95
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, SBF Turbo Headers, Forward and Down, Steel, Silver Ceramic Coated, 1 3/4 in. Primary Tube O.D., Square Port, Ford, Small Block Windsor, Pair
Part Number: BIG-32166FLT
Not Yet Reviewed
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 if ordered today
Headers, Long Tube, Steel, Natural, Ford, Mercury, 5.0L Coyote Swap, Pair
Part Number: DOU-D6652-B
Estimated Ship Date: Today
Estimated Ship Date: 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
Headers, SBF Turbo, Down and Forward, Steel, Silver Ceramic Coated, 1 7/8 in. Primary, Ford, Small Block Windsor, Pair
Part Number: BIG-32169FLT
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 if ordered today
Headers, SBF Turbo, Down and Forward, Stainless Steel, Polished, 1 3/4 in. Primary, Ford, Small Block Windsor, Pair
Part Number: BIG-12165FLT
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
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