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64-67 GM A Body LS Long Tube Black Coat; Doug's Long Tube Header 64-67 GM A Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Black Hi Temp Coated D3349-B

64-67 GM A Body LS Mid Length Silver Coat; Doug's Mid Length Header 64-67 GM A Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Silver Ceramic Coated D3350

63-82 Corvette SBC Long Tube Silver Ctd ; Doug's Long Tube Header 63-82 Corvette 265-400 SBC 1 5/8" Primary 3" Collector Silver Ceramic Coated D350

64-67 GM A Body LS Mid Length Silver Coat; Doug's Mid Length Header 64-67 GM A Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Black Hi Temp Coated D3350-B

75-81 GM F Body LS Long Tube Silver Coat; Doug's Long Tube Header 75-81 GM F Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Silver Ceramic Coated D3351

75-81 GM F Body LS Long Tube Black Coat; Doug's Long Tube Header 75-81 GM F Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Black Hi Temp Coated D3351-B

55-57 Chevy BBC Fenderwell Silver Ctd; Doug's Fenderwell Header 55-57 Chevy 396-502 BBC 2" Primary 3 1/2" Collector Silver Ceramic Coated D352

70-74 GM F Body LS Long Tube Silver Coat; Doug's Long Tube Header 70-74 GM F Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Silver Ceramic Coated D3352

55-57 Chevy BBC Fenderwell Black Ctd; Doug's Fenderwell Header 55-57 Chevy 396-502 BBC 2" Primary 3 1/2" Collector Black Hi Temp Coated D352-B

70-74 GM F Body LS Long Tube Black Coat; Doug's Long Tube Header 70-74 GM F Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Black Hi Temp Coated D3352-B

67-69 F Body, 68-74 X Body LS Long Tube Slvr; Doug's Long Tube Header 67-69 F Body, 68-74 X Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Silver Ceramic Coated D3355

55-57 Chevy SBC Long Tube Silver Ctd ; Doug's Long Tube Header 55-57 Chevy 265-400 SBC 1 3/4" Primary 3" Collector Silver Ceramic Coated D353