Gibson 05-06 Ford F-250 Super Duty XL 5.4L 1-5/8in 16 Gauge Performance Header - Stainless - GP223S MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 04-10 Ford F-150 FX4 5.4L 1-5/8in 16 Gauge Performance Header - Ceramic Coated - GP218S-C MSRP: $1,790.09 Was: Now: $755.86 Add to Cart
Gibson 04-10 Ford F-150 FX4 5.4L 1-5/8in 16 Gauge Performance Header - Stainless - GP218S MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 97-99 Ford F-250 Base 5.4L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP206S-C MSRP: $1,878.96 Was: Now: $793.38 Add to Cart
Gibson 97-99 Ford F-250 Base 5.4L 1-1/2in 16 Gauge Performance Header - Stainless - GP206S MSRP: $1,572.25 Was: Now: $663.87 Add to Cart
Gibson 14-16 Cadillac Escalade Base 6.2L 1-3/4in 16 Gauge Performance Header - Ceramic Coated - GP137S-C MSRP: $2,170.57 Was: Now: $916.51 Add to Cart
Gibson 14-16 Cadillac Escalade Base 6.2L 1-3/4in 16 Gauge Performance Header - Stainless - GP137S MSRP: $1,791.76 Was: Now: $756.55 Add to Cart
Gibson 2011 Chevrolet Silverado 2500 HD LT 6.0L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP136S-C MSRP: $1,790.07 Was: Now: $755.86 Add to Cart
Gibson 2011 Chevrolet Silverado 2500 HD LT 6.0L 1-1/2in 16 Gauge Performance Header - Stainless - GP136S MSRP: $1,496.68 Was: Now: $631.97 Add to Cart
Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Ceramic Coated - GP134S-C MSRP: $1,795.45 Was: Now: $758.11 Add to Cart
Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - GP134S MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3/4in 16 Gauge Performance Header - Ceramic Coated - GP131S-C MSRP: $1,895.52 Was: Now: $800.36 Add to Cart
Gibson 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - GP131S MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 02-05 Cadillac Escalade Base 5.3L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP129S-C MSRP: $1,790.08 Was: Now: $755.85 Add to Cart
Gibson 02-05 Cadillac Escalade Base 5.3L 1-1/2in 16 Gauge Performance Header - Stainless - GP129S MSRP: $2,040.10 Was: Now: $861.42 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-5/8in 16 Gauge Performance Header - Ceramic Coated - GP126S-C MSRP: $1,821.94 Was: Now: $769.30 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP126S-1C MSRP: $1,909.79 Was: Now: $806.39 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-1/2in 16 Gauge Performance Header - Stainless - GP126S-1 MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-1/2in 16 Gauge Performance Header - Stainless - GP126S MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP125S-C MSRP: $2,173.55 Was: Now: $917.76 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP125S-1C MSRP: $2,238.82 Was: Now: $945.32 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Stainless - GP125S-1 MSRP: $1,955.31 Was: Now: $825.62 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Stainless - GP125S MSRP: $1,885.26 Was: Now: $796.04 Add to Cart
Gibson 99-02 Chevrolet Silverado 2500 Base 6.0L 1-5/8in 16 Gauge Performance Header - Ceramic Coated - GP119S-C MSRP: $1,790.08 Was: Now: $755.85 Add to Cart
Gibson 05-06 Ford F-250 Super Duty XL 5.4L 1-5/8in 16 Gauge Performance Header - Stainless - GP223S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 04-10 Ford F-150 FX4 5.4L 1-5/8in 16 Gauge Performance Header - Ceramic Coated - GP218S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,790.09 Was: Now: $755.86 Add to Cart
Gibson 04-10 Ford F-150 FX4 5.4L 1-5/8in 16 Gauge Performance Header - Stainless - GP218S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 97-99 Ford F-250 Base 5.4L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP206S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,878.96 Was: Now: $793.38 Add to Cart
Gibson 97-99 Ford F-250 Base 5.4L 1-1/2in 16 Gauge Performance Header - Stainless - GP206S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,572.25 Was: Now: $663.87 Add to Cart
Gibson 14-16 Cadillac Escalade Base 6.2L 1-3/4in 16 Gauge Performance Header - Ceramic Coated - GP137S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $2,170.57 Was: Now: $916.51 Add to Cart
Gibson 14-16 Cadillac Escalade Base 6.2L 1-3/4in 16 Gauge Performance Header - Stainless - GP137S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,791.76 Was: Now: $756.55 Add to Cart
Gibson 2011 Chevrolet Silverado 2500 HD LT 6.0L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP136S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,790.07 Was: Now: $755.86 Add to Cart
Gibson 2011 Chevrolet Silverado 2500 HD LT 6.0L 1-1/2in 16 Gauge Performance Header - Stainless - GP136S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.68 Was: Now: $631.97 Add to Cart
Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Ceramic Coated - GP134S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,795.45 Was: Now: $758.11 Add to Cart
Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - GP134S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3/4in 16 Gauge Performance Header - Ceramic Coated - GP131S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,895.52 Was: Now: $800.36 Add to Cart
Gibson 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - GP131S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 02-05 Cadillac Escalade Base 5.3L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP129S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,790.08 Was: Now: $755.85 Add to Cart
Gibson 02-05 Cadillac Escalade Base 5.3L 1-1/2in 16 Gauge Performance Header - Stainless - GP129S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $2,040.10 Was: Now: $861.42 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-5/8in 16 Gauge Performance Header - Ceramic Coated - GP126S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,821.94 Was: Now: $769.30 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP126S-1C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,909.79 Was: Now: $806.39 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-1/2in 16 Gauge Performance Header - Stainless - GP126S-1 Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 00-05 Ford Excursion Limited 5.4L 1-1/2in 16 Gauge Performance Header - Stainless - GP126S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,496.70 Was: Now: $631.97 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP125S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $2,173.55 Was: Now: $917.76 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Ceramic Coated - GP125S-1C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $2,238.82 Was: Now: $945.32 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Stainless - GP125S-1 Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,955.31 Was: Now: $825.62 Add to Cart
Gibson 00-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header - Stainless - GP125S Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,885.26 Was: Now: $796.04 Add to Cart
Gibson 99-02 Chevrolet Silverado 2500 Base 6.0L 1-5/8in 16 Gauge Performance Header - Ceramic Coated - GP119S-C Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler... MSRP: $1,790.08 Was: Now: $755.85 Add to Cart