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  3. Exhaust
  4. Exhaust and Tail Pipes
  5. Exhaust Y Pipe
  6. Walker 40342

Walker 40342 Exhaust Y Pipe

Walker 40342 Exhaust Y Pipe
Walker 40342 Exhaust Y Pipe Image 1
Walker 40342 Exhaust Y Pipe

Walker
Brand:Walker
Part Number: 40342
UPC: 086387403429
Weight: 7.11 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Y PIPE

Made from aluminized steel for durability, Walker premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Features and Benefits:

  • AVAILABLE IN DIFFERENT SIZES -- Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) - Outlet Diameter (O.D.) connection; see product specifications for more information
  • BETTER TOGETHER -- Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
  • EASY TO INSTALL -- Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
  • OE-STYLE PERFORMANCE -- Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
  • RESISTS CORROSION -- Durable aluminized steel construction for corrosion resistance and performance

Specifications:

Bend Type:
Compression
Finish:
Aluminized
Grade Type:
Regular
Inlet Quantity:
2
Inlet Type:
3 Bolt Loose Flange With Spherical Flare
Length:
41.5 in.
Material:
Steel
Mounting Hardware Included:
no
Outlet Outside Diameter:
3 in.
Outlet Quantity:
1
Outlet Type:
Pipe Connection
Pipe Wall Thickness:
0.062 in.
Universal Or Specific Fit:
Specific
Country of Origin:
US

Select a vehicle to narrow Walker 40342 Exhaust Y Pipe fitment info!

Last Updated: 12/24/2023

Years Vehicle Per Vehicle Fit NotesFitment Notes

1993

 

1992

 

1993

 

1992

 
Chevrolet G10

5.7L V8 Gas OHV
1
 
Wheel Base 125.0 In.
 

Chevrolet G10



5.7L V8 Gas OHV Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
Chevrolet G10

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.
 

Chevrolet G10



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
Chevrolet G20

5.7L V8 Gas OHV
1
 
Wheel Base 125.0 In.
 

Chevrolet G20



5.7L V8 Gas OHV Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
Chevrolet G20

5.7L V8 Gas OHV
1
 
with Light Duty Emissions System
with Single Catalytic Converter
If Oxygen Sensor Is Not Used, Plug 35299 Is Required
Wheel Base 125.0 In.
 

Chevrolet G20



5.7L V8 Gas OHV with Light Duty Emissions System
with Single Catalytic Converter
If Oxygen Sensor Is Not Used, Plug 35299 Is Required
Wheel Base 125.0 In.

1 Per Vehicle

1996

 

1996

 
Chevrolet G30

4.3L V6 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Converter
Wheel Base 125.0 In.
 

Chevrolet G30



4.3L V6 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Converter
Wheel Base 125.0 In.

1 Per Vehicle

1996

 

1996

 
Chevrolet G30

4.3L V6 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with School Bus Package
Wheel Base 125.0 In.
 

Chevrolet G30



4.3L V6 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with School Bus Package
Wheel Base 125.0 In.

1 Per Vehicle

1996

 

1996

 
Chevrolet G30

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Except Cutaway Chassis
Wheel Base 146.0 In.
 

Chevrolet G30



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Except Cutaway Chassis
Wheel Base 146.0 In.

1 Per Vehicle

1996

 

1996

 
Chevrolet G30

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.
 

Chevrolet G30



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.

1 Per Vehicle

1995

 

1995

 
Chevrolet G30

4.3L V6 Gas OHV
1
 
with 8,500 (lb) Gross Vehicle Weight (GVW) & Under
Wheel Base 125.0 In.
 

Chevrolet G30



4.3L V6 Gas OHV with 8,500 (lb) Gross Vehicle Weight (GVW) & Under
Wheel Base 125.0 In.

1 Per Vehicle

1995

 

1995

 
Chevrolet G30

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.
 

Chevrolet G30



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.

1 Per Vehicle

1995

 

1995

 
Chevrolet G30

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 146.0 In.
 

Chevrolet G30



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 146.0 In.

1 Per Vehicle

1995

 

1994

 

1995

 

1994

 
Chevrolet G30

4.3L V6 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.
 

Chevrolet G30



4.3L V6 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
Chevrolet G30

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 125.0 In.
 

Chevrolet G30



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 125.0 In.

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
Chevrolet G30

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 146.0 In.
 

Chevrolet G30



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 146.0 In.

1 Per Vehicle

1993

 

1992

 

1993

 

1992

 
Chevrolet G30

4.3L V6 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.
 

Chevrolet G30



4.3L V6 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
Chevrolet G30

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.
 

Chevrolet G30



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
Chevrolet G30

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 146.0 In.
 

Chevrolet G30



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 146.0 In.

1 Per Vehicle

1993

 

1992

 

1993

 

1992

 
GMC G1500

5.7L V8 Gas OHV
1
 
Wheel Base 125.0 In.
 

GMC G1500



5.7L V8 Gas OHV Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
GMC G1500

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.
 

GMC G1500



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
GMC G2500

5.7L V8 Gas OHV
1
 
Wheel Base 125.0 In.
 

GMC G2500



5.7L V8 Gas OHV Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
GMC G2500

5.7L V8 Gas OHV
1
 
with Light Duty Emissions System
with Single Catalytic Converter
If Oxygen Sensor Is Not Used, Plug 35299 Is Required
Wheel Base 125.0 In.
 

GMC G2500



5.7L V8 Gas OHV with Light Duty Emissions System
with Single Catalytic Converter
If Oxygen Sensor Is Not Used, Plug 35299 Is Required
Wheel Base 125.0 In.

1 Per Vehicle

1996

 

1996

 
GMC G3500

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Except Cutaway Chassis
Wheel Base 146.0 In.
 

GMC G3500



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Except Cutaway Chassis
Wheel Base 146.0 In.

1 Per Vehicle

1996

 

1996

 
GMC G3500

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.
 

GMC G3500



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.

1 Per Vehicle

1995

 

1995

 
GMC G3500

4.3L V6 Gas OHV
1
 
with 8,500 (lb) Gross Vehicle Weight (GVW) & Under
Wheel Base 125.0 In.
 

GMC G3500



4.3L V6 Gas OHV with 8,500 (lb) Gross Vehicle Weight (GVW) & Under
Wheel Base 125.0 In.

1 Per Vehicle

1995

 

1995

 
GMC G3500

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.
 

GMC G3500



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.

1 Per Vehicle

1995

 

1995

 
GMC G3500

5.7L V8 CNG OHV,
5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 146.0 In.
 

GMC G3500



5.7L V8 CNG OHV,
5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 146.0 In.

1 Per Vehicle

1995

 

1994

 

1995

 

1994

 
GMC G3500

4.3L V6 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.
 

GMC G3500



4.3L V6 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
with Single Catalytic Converter
Wheel Base 125.0 In.

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
GMC G3500

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 125.0 In.
 

GMC G3500



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 125.0 In.

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
GMC G3500

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 146.0 In.
 

GMC G3500



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
with Single Catalytic Converter
Wheel Base 146.0 In.

1 Per Vehicle

1993

 

1992

 

1993

 

1992

 
GMC G3500

4.3L V6 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.
 

GMC G3500



4.3L V6 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Over 8500 (lb) GVW
Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
GMC G3500

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.
 

GMC G3500



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 125.0 In.

1 Per Vehicle

1991

 

1991

 
GMC G3500

5.7L V8 Gas OHV
1
 
Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 146.0 In.
 

GMC G3500



5.7L V8 Gas OHV Drill 0.5 (in) Hole through Pipe inside of fitting for Models with Oxygen Sensor
Wheel Base 146.0 In.

1 Per Vehicle