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67-69 F Body, 68-74 X Body LS Long Tube Black; 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 Black Hi Temp Coated D3355-B

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

73-74 GM C-10, Blazer LS Long Tube Slvr Coat; Doug's Long Tube Header 73-74 C-10/Blazer 4.8-6.2L LS Engine Swap 2WD 1 7/8" Primary 3" Collector Silver Ceramic Coated D3356

55-57 Chevy BBC Long Tube Silver Ctd; Doug's Long Tube Header 55-57 Chevy 396-502 BBC 2" Primary 3 1/2" Collector Silver Ceramic Coated D354

67-69 F Body, 68-74 X Body LS Mid Length Slvr; Doug's Mid Length 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 D3357

55-57 Chevy BBC Long Tube Black Ctd; Doug's Long Tube Header 55-57 Chevy 396-502 BBC 2" Primary 3 1/2" Collector Black Hi Temp Coated D354-B

67-69 F Body, 68-74 X Body LS Mid Length Black; Doug's Mid Length Header 67-69 F Body, 68-74 X Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Black Hi Temp Coated D3357-B

70-81 GM F Body LS Mid Length Silvr Coat; Doug's Mid Length Header 70-81 GM F Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Silver Ceramic Coated D3358

55-57 Chevy SBC Fenderwell Silver Ctd; Doug's Fenderwell Header 55-57 Chevy 265-400 SBC 1 3/4" Primary 3" Collector Silver Ceramic Coated D355

70-81 GM F Body LS Mid Length Black Coat; Doug's Mid Length Header 70-81 GM F Body 4.8-6.2L LS Engine Swap 1 7/8" Primary 3" Collector Black Hi Temp Coated D3358-B

55-57 Chevy SBC Fenderwell Black Ctd; Doug's Fenderwell Header 55-57 Chevy 265-400 SBC 1 3/4" Primary 3" Collector Black Hi Temp Coated D355-B

55-57 Chevy SBC Mid Length Silver Ctd ; Doug's Mid Length Header 55-57 Chevy 265-400 SBC 1 5/8" Primary 2 1/2" Collector Silver Ceramic Coated D356