Perforated Steel
Composite
Rectangular Ports with 1-9/16in x 2-1/8in End Ports
Material: HTS Compressed Thickness: .060 Port Shape: D Port Size: 1.650x1.600
Steel
Material: HTS Compressed Thickness: .060 Port Shape: Square Port Size: 1.480x1.450
OE Style with Oval Exhaust Ports
1.5 in. x 1.5 in. Port
Composite
Material: HTS Compressed Thickness: .060 Port Shape: D Port Size: 1.710x1.550
Material: HTS Compressed Thickness: .060 Port Shape: Round Port Size: 2.00
Material: HTS Compressed Thickness: .060 Port Shape: Square Port Size: 1.550
Material: HTS Compressed Thickness: .060 Port Shape: Square Port Size: 1.550x1.450
Material: AM Compressed Thickness: .064 Port Shape: DShape Port Size: 1.78x1.70
Multi-Layered Steel
1.940 in. Round Port
Material: HTG Compressed Thickness: .094 Port Shape: Square Port Size: 1.480x1.450
with Square Ports
Material: AM Compressed Thickness: .064 Port Shape: D Port Size: 1.615x1.500
Material: Armor Compressed Thickness: .064 Port Shape: DShape Port Size: 1.5x1.47
Material: Armor Compressed Thickness: .064 Port Shape: Round Port Size: 1.81
Material: AM Compressed Thickness: .064 Port Shape: Square Port Size: 1.480x1.450
Material: Armor Compressed Thickness: .064 Port Shape: Round Port Size: 2.015
Material: AM Compressed Thickness: .064 Port Shape: Round Port Size: 1.890
Material: Armor Compressed Thickness: .064 Port Shape: Round Port Size: 2.2
Material: UncoatedMLS Compressed Thickness: .030 Port Shape: Oval Port Size: 1.6x1.85
Material: MLS Compressed Thickness: .030 Port Shape: Oval Port Size: 1.859x1.688
Composite
with Square Ports
Material: Copper Compressed Thickness: .043 Port Shape: Square Port Size: 1.550x1.450
Material: Copper Compressed Thickness: .043 Port Shape: Square Port Size: 1.480x1.450
Material: Copper Compressed Thickness: .043 Port Shape: Round Port Size: 1.500
Material: MLS Compressed Thickness: .051 Port Shape: Round Port Size: 2.265
Material: MLS Compressed Thickness: .030 Port Shape: Round Port Size: 2.2
Material: MLS Compressed Thickness: .030 Port Shape: Square Port Size: 2.000
Material: MLS Compressed Thickness: .042 Port Shape: Round Port Size: 2.2
Material: UncoatedMLS Compressed Thickness: .030 Port Shape: Round Port Size: 2.265
Material: MLS Compressed Thickness: .030 Port Shape: Round Port Size: 2.015
Square Port Shape; Port Dimensions W-1.45 in. x H-1.55 in.; Medium Square Race Port
Round Port Shape; Port Diameter 1.50 in.
Round Port Shape; Port Diameter 1.63 in.
Graphite 1.37in x 1.40in Rectangular Ports
Round Port Shape; Port Diameter 1.63 in.
Square Port Shape; Port Dimensions W-1.45 in. x H-1.55 in.; Medium Square Race Port
2.15 in. Round Port Shape; 0.062 in. Thick; Port Dimensions W-1.85 in. x H-1.90 in.
Material: AR Compressed Thickness: .19
Square Port Shape; Port Dimensions W-1.45 in. x H-1.48 in.; Small Square Race Port
Square Port Shape; Port Dimensions W-1.85 in. x H-1.90 in.
Round Port Shape; Port Diameter 1.50 in.
Round Port Shape; Port Diameter 1.92 in.
1.85 in x 1.90 in. Square Port Shape; 0.062 in. Thick; Performance Gasket Line and Material
Material: Copper Compressed Thickness: .043 Port Shape: Round Port Size: 1.625
Material: Copper Compressed Thickness: .043 Port Shape: Rectangular Port Size: 1.900x1.850
Material: Copper Compressed Thickness: .043 Port Shape: Round Port Size: 1.920
Graphite 1.50in x 1.50in Square Ports
Round Port Shape; Port Diameter 1.92 in.; Thickness .062 in.
Round Port Shape; Port Diameter 1.93 in.; Hooker/Stahl Combination Adapter Plate
Square Port Shape; Port Dimensions W-2.09 in. x H-2.09 in.
Round Port Shape; Port Diameter 2.15 in.; Thickness .062 in.
Square Port Shape; Port Dimensions W-1.45 in. x H-1.48 in.
Square Port Shape; Port Dimensions W-1.45 in. x H-1.48 in.; Small Square Race Port
Round Port Shape; Port Diameter 1.92 in.
Round Port Shape; Port Diameter 1.63 in.
Oval Port Shape; Port Dimensions W-1.50 in. x H-1.82 in.; Thickness .062 in.
Oval Port Shape; Port Dimensions W-1.61 in. x H-1.85 in.; Hooker Combination
D Port Shape; Port Dimensions W-1.55 in. x H-1.71 in.
D Port Shape; Port Dimensions W-1.65 in. x H-1.60 in.; Brodix Spread Port Aluminum Heads
Round Port Shape; Port Diameter 1.92 in.; Thickness .094 in.
Graphite with 2.13in Round Ports High Performance Gasket
Graphite 1.63in Round Ports High Performance Gasket with Cast Iron Cylinder Head
Square Port Shape; Port Dimensions W-1.45 in. x H-1.55 in.; Medium Square Race Port
Graphite 1.82in x 1.88in Stock Ports High Performance Gasket
Round Port Shape; Port Diameter 1.63 in.
Round Port Shape; Port Diameter 1.50 in.
Square Port Shape; Port Dimensions W-1.45 in. x H-1.48 in.; Small Square Race Port
Square Port Shape; Port Dimensions W-1.85 in. x H-1.90 in.
Browse our selection of quality exhaust manifold gasket set parts designed specifically for your GMC C2500 Suburban. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
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L6 4.8L · V8 5.0L · V8 5.7L · V8 6.2L · V8 6.5L · V8 6.6L · V8 7.4L
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