Keep your car's air conditioning system in peak performance with the Four Seasons Black Front A/C Orifice Tube 38638. Designed specifically to replace the OE Red Orifice Tube, this part is meticulously crafted to fit a wide range of Buick, Cadillac, Chevrolet, GMC, Hummer, Oldsmobile, Pontiac, and Saab models. Its injection molded, color-coded plastic design ensures an easy and accurate installation, providing the right balance between high and low pressure in the A/C system.This direct-fit replacement comes equipped with the necessary O-rings and gaskets, ensuring full compatibility with both R12 and R134 refrigerants, making it the perfect solution for a seamless A/C refresh. Engineered for durability and longevity, its high-quality components promise long-lasting cooling efficiency, enhancing driver comfort during the hottest days. When you choose Four Seasons 38638, you’re selecting optimal air conditioning performance for your vehicle.

• Direct fit replacement, effortless to install
• Compatible with R12 and R134 refrigerants
• Includes essential O-rings and gaskets
• High-quality construction for durability
• Color-coded for simple identification
• OEM-specific size and color fidelity

California Proposition 65:	WARNING This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.
Color:	Black
Description:	Expansion Devices
Orifice Dia. IN:	0.072
Orifice Dia. MM:	1.803 to 1.854
Pack in Qty of:	1
Style:	Standard
Type:	Orifice Tubes
Dimensions:	3.600 in. x 1.600 in. x 1.600 in.
Weight:	0.1000 lbs.

• Santech: MT0098D
• Red Dot: 71R8501
• General Motors: 3096068
• Red Dot: RD510012OP
• Cooling Depot: 38638
• Air Pro/Maritta: 55378
• Mei: 1653
• Truck Air: 120220
• Autostar: 48298
• Compressor Works: 3758638
• Murray: 38638
• Car Care: AC3306H
• Balkamp: 207301
• TAAP: 17781
• Autopart International: CWK758638
• Climatech: EC1030
• ACDelco: 155378
• Santech: MT0098
• Coolpoint: 4507003
• Four Seasons: 38638
• Gilmore Products: 704426
• Spectra Premium: 938638
• Santech: MT0098100
• Car Care: AC3306
• Spectra Premium: 301250
• Volvo: 3093576
• Ready-Aire: 46071
• Ready-Aire: 4624100
• Volvo: 3096068
• Global Parts Distributors LLC: 3411249
• Factory Air: 38638
• Autopart International: 7138638
• Euclid: E805048
• Cool Air & Electric: NK692
• Ready-Aire: 46241000
• UAC: EX5378
• Apco Air: 2615
• FJC: 3012100
• TAAP: 17709
• CFA: 48298
• Mack: 4379RD5100120P
• Gilmore Products: 38638
• Car Care: AC3306C
• Fleetrite: ZGG19413
• Dorman: 487612
• Kysor: 1811002
• Red Dot: RD5100120P
• Ready-Aire: 46071000
• Santech: MT00981
• Spectra Premium: 92007
• The Compressor Warehouse: 185378
• UAC: EX5378C
• Four Seasons: 46071
• Genuine Air: 707301
• Cooling Depot: 11138638V
• (Unknown): ABPN83308037
• Nippendenso: 4754102
• Caterpillar: 2328573
• Navistar: 19413
• Kysor: 1810002
• Santech: MT009810
• Bergstrom: 540268
• Spectra Premium: 3012
• Mack: 4379RD5100120
• Volvo: 3093407
• NAPA Temp: 207301
• Santech: MT009825
• FJC: 3012
• Spectra Premium: 3012100
• Compressor Works: 758638
• SCS/Frigette: 233692
• Omega: 3150006
• Global Parts Distributors LLC: ACD155378
• NAPA Temp: A9907
• Visteon: 450024

• 1988-1994 Pontiac Sunbird | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1989-1991 Oldsmobile Cutlass Calais | Note: OEM Replacement Orifice Tube
• 1990-1991 Chevrolet Beretta | Note: OEM Replacement Orifice Tube
• 1990 Chevrolet C2500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet C35 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet C3500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990-1991 Chevrolet Corsica | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet K1500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet V3500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990-2000 GMC C2500 | Note: OEM Replacement Orifice Tube
• 1990-2000 GMC C3500 | Note: OEM Replacement Orifice Tube
• 1990-2000 GMC K2500 | Note: OEM Replacement Orifice Tube
• 1990-1991 GMC V3500 | Note: OEM Replacement Orifice Tube
• 1991-2000 Chevrolet C3500 | Note: OEM Replacement Orifice Tube
• 1991-2000 Chevrolet K2500 | Note: OEM Replacement Orifice Tube
• 1991 Chevrolet R3500 | Note: OEM Replacement Orifice Tube
• 1992-1994 Chevrolet Blazer | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 Chevrolet C1500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 Chevrolet K1500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1994 Chevrolet Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 GMC C1500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 GMC K1500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 GMC K2500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 GMC Yukon | Position: Front | Note: OEM Replacement Orifice Tube
• 1993 Cadillac 60 Special | Note: OEM Replacement Orifice Tube
• 1994-1996 Cadillac Commercial Chassis | Note: OEM Replacement Orifice Tube
• 1994-1996 Cadillac Fleetwood | Note: OEM Replacement Orifice Tube
• 1994-1996 Chevrolet Caprice | Note: OEM Replacement Orifice Tube
• 1994 Chevrolet Commercial Chassis | Note: OEM Replacement Orifice Tube
• 1994-1996 Chevrolet Impala | Note: OEM Replacement Orifice Tube
• 1995-1999 Chevrolet Silverado | Note: OEM Replacement Orifice Tube
• 1995 Chevrolet Suburban 1500 | Position: Front | Note: OEM Replacement Orifice Tube
• 1996-1999 Chevrolet C2500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-1999 Chevrolet K1500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-1999 Chevrolet K2500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-1999 GMC C1500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-1999 GMC K1500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-1999 GMC K2500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-2000 GMC Yukon | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1997 Buick Park Avenue | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1999-2001 Chevrolet Silverado 1500 | Note: OEM Replacement Orifice Tube
• 1999-2001 Chevrolet Silverado 2500 | Note: OEM Replacement Orifice Tube
• 2000 Chevrolet Suburban 2500 | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2000 GMC Yukon XL 1500 | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2001 Chevrolet Silverado 2500 HD | Note: OEM Replacement Orifice Tube
• 2001 Chevrolet Silverado 3500 | Note: OEM Replacement Orifice Tube
• 2001-2006 Chevrolet Tahoe | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2001-2006 GMC Sierra 3500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2001-2006 GMC Yukon XL 1500 | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2001-2006 GMC Yukon XL 2500 | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2002-2006 Chevrolet Avalanche 1500 | Note: w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002-2006 Chevrolet Avalanche 2500 | Note: w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002-2006 Chevrolet Silverado 2500 HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2003-2009 Hummer H2 | Note: OEM Replacement Orifice Tube
• 2004-2009 Chevrolet Trailblazer | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2004-2006 GMC Envoy XL | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2004-2005 GMC Envoy XUV | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2005-2009 Saab 9-7x | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2006 Cadillac Escalade | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 1986-1989 Buick Skyhawk | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1988-2005 Chevrolet Cavalier | Note: OEM Replacement Orifice Tube
• 1988 Oldsmobile Firenza | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1989-1991 Buick Skylark | Note: OEM Replacement Orifice Tube
• 1989-1992 Cadillac Fleetwood | Note: Black;w/ Condenser Mounting;OEM Replacement Orifice Tube
• 1989-1991 Pontiac Grand Am | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet C1500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet K2500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet K3500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990 Chevrolet R3500 | Note: Condenser Mounting;OEM Replacement Orifice Tube
• 1990-1999 GMC C1500 | Note: OEM Replacement Orifice Tube
• 1990-1999 GMC K1500 | Note: OEM Replacement Orifice Tube
• 1990-2000 GMC K3500 | Note: OEM Replacement Orifice Tube
• 1990-1991 GMC R3500 | Note: OEM Replacement Orifice Tube
• 1991-2001 Chevrolet C1500 | Note: OEM Replacement Orifice Tube
• 1991-2000 Chevrolet C2500 | Note: OEM Replacement Orifice Tube
• 1991-2000 Chevrolet C35 | Note: OEM Replacement Orifice Tube
• 1991-2001 Chevrolet C3500HD | Note: OEM Replacement Orifice Tube
• 1991-1999 Chevrolet K1500 | Note: OEM Replacement Orifice Tube
• 1991-2000 Chevrolet K3500 | Note: OEM Replacement Orifice Tube
• 1991 Chevrolet V3500 | Note: OEM Replacement Orifice Tube
• 1991-2000 GMC C3500HD | Note: OEM Replacement Orifice Tube
• 1992-1995 Chevrolet C2500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 Chevrolet K2500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1992-1995 GMC C2500 Suburban | Position: Front | Note: OEM Replacement Orifice Tube
• 1994-1996 Buick Commercial Chassis | Note: OEM Replacement Orifice Tube
• 1994-1996 Buick Roadmaster | Note: OEM Replacement Orifice Tube
• 1995-2002 Chevrolet Camaro | Note: OEM Replacement Orifice Tube
• 1995 Chevrolet Tahoe | Position: Front | Note: OEM Replacement Orifice Tube
• 1995-2002 Pontiac Firebird | Note: OEM Replacement Orifice Tube
• 1995-2005 Pontiac Sunfire | Note: OEM Replacement Orifice Tube
• 1996-1999 Chevrolet C1500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-2000 Chevrolet Suburban 1500 | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-2000 Chevrolet Tahoe | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1996-1999 GMC C2500 Suburban | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 1999-2000 GMC Sierra 1500 | Note: OEM Replacement Orifice Tube
• 1999-2000 GMC Sierra 2500 | Note: OEM Replacement Orifice Tube
• 2000 GMC Yukon XL 2500 | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2001 Chevrolet Silverado 1500 HD | Note: OEM Replacement Orifice Tube
• 2001-2006 Chevrolet Suburban 1500 | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2001-2006 Chevrolet Suburban 2500 | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2001-2002 GMC C3500HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2001-2006 GMC Sierra 1500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2001-2003 GMC Sierra 1500 HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2001-2004 GMC Sierra 2500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2001-2006 GMC Sierra 2500 HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2001-2006 GMC Yukon | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2002-2005 Cadillac Escalade | Position: Front | Note: OEM Replacement Orifice Tube
• 2002-2005 Cadillac Escalade EXT | Position: Front | Note: OEM Replacement Orifice Tube
• 2002 Chevrolet C1500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002 Chevrolet C3500HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002-2006 Chevrolet Silverado 1500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002-2003 Chevrolet Silverado 1500 HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002-2006 Chevrolet Silverado 2500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2002-2006 Chevrolet Silverado 3500 | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2005-2006 GMC Sierra 1500 HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2003-2005 Cadillac Escalade ESV | Position: Front | Note: OEM Replacement Orifice Tube
• 2005-2006 Chevrolet Silverado 1500 HD | Note: Black;w/ 13mm Orifice Tube Dia.;OEM Replacement Orifice Tube
• 2004-2006 Chevrolet Trailblazer EXT | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2004-2009 GMC Envoy | Position: Front | Note: w/o Rear AC;OEM Replacement Orifice Tube
• 2006 Cadillac Escalade ESV | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube
• 2006 Cadillac Escalade EXT | Position: Front | Note: Black;w/ 13mm Orifice Tube Dia.;w/ Rear AC;OEM Replacement Orifice Tube