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Brand: Diamond Eye
Part Number: K5344A
Allow a 1 week lead time!
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminiz...
$478.75
Brand: Diamond Eye
Part Number: K4122S
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$478.75
Brand: Diamond Eye
Part Number: K5126A
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$478.75
Brand: Diamond Eye
Part Number: K5126S-RP
**This Kit Does Not Include Muffler**
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Wa...
$464.52
Brand: Diamond Eye
Part Number: K4130A
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$360.99
Brand: Diamond Eye
Part Number: K4360S
1-2 Business Day Lead Time! Contact to Confirm Lead Time!
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*...
$411.59
Brand: Diamond Eye
Part Number: K5364A
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$454.97
Backordered
Brand: Diamond Eye
Part Number: K5364S
Backordered with No ETA (Updated on 6/3/2025)
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Lim...
$490.78
Brand: Diamond Eye
Part Number: K4156A
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on ...
$345.00
Brand: Diamond Eye
Part Number: K4156S
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$444.94
Brand: Diamond Eye
Part Number: K4214A
K4214A - FOR 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 & 2002 - DODGE 5.9L CUMMINS DIESEL 2500/3500 (ALL CAB AND BED LENGTHS) - 4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST KIT - TURBO BACK DUAL
INSTRUCTION SHEET
Performance Diesel Exhaust System:
Turbo Back ...
$601.29
Brand: Diamond Eye
Part Number: K4212A-HX40-RP
Diamond Eye 4" aluminized turbo back exhaust kit without muffler; includes HX40 downpipe for 94-02 5.9L CumminsThe downpipe in this kit DOES NOT fit the stock turbo. If you need an exhaust system that fits the stock turbo, please see part number K4212A-RP. Fits all cab and bed lengthsIncludes a...
$423.57
Brand: Diamond Eye
Part Number: K5216A-HX40-RP
Diamond Eye 5" aluminized turbo back exhaust kit without muffler; includes HX40 downpipe for 94-02 5.9L Cummins
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Includes HX40 downpipe
Diamond Eye: K5216A-HX40-RP
...
$564.94
Brand: Diamond Eye
Part Number: K4327A
WILL NOT WORK ON MANUAL TRANSMISSION TRUCKS.
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warra...
$478.75
Brand: Diamond Eye
Part Number: K4332A-RP
Diamond Eye 4" aluminized turbo back exhaust kit without muffler for 01-02 Ford Excursion 7.3L Powerstroke.
2001-2002 Ford Excursions only
Includes all clamps, hangers and brackets
Diamond Eye: K4332A-RP
...
$371.44
Brand: Diamond Eye
Part Number: K4338A
K4338A - FOR 2003.5, 2004, 2005, 2006 & 2007 - FORD 6.0L POWERSTROKE DIESEL F250/F350 (ALL CAB AND BED LENGHTS) - 4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST KIT - CATALYTIC CONVERTER BACK SINGLE...
$405.23
Brand: Diamond Eye
Part Number: K4338A-RP
K4338A-RP - FOR 2003.5, 2004, 2005, 2006 & 2007 - FORD 6.0L POWERSTROKE DIESEL F250/F350 (ALL CAB AND BED LENGHTS) - 4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST KIT - CATALYTIC CONVERTER BACK SINGLE
NO MUFFLER!
INSTRUCTION SHEET
...
$347.57
Brand: Diamond Eye
Part Number: K4338S
K4338S - FOR 2003.5, 2004, 2005, 2006 & 2007 - FORD 6.0L POWERSTROKE DIESEL F250/F350 (ALL CAB AND BED LENGHTS) - 4" T409 STAINLESS STEEL - PERFORMANCE DIESEL EXHAUST KIT - CATALYTIC CONVERTER BACK SINGLE...
$478.75
Brand: Diamond Eye
Part Number: K4338S-RP
K4338S-RP - FOR 2003.5, 2004, 2005, 2006 & 2007 - FORD 6.0L POWERSTROKE DIESEL F250/F350 (ALL CAB AND BED LENGHTS) - 4" T409 STAINLESS STEEL - PERFORMANCE DIESEL EXHAUST KIT - CATALYTIC CONVERTER BACK SINGLE - MUFFLER REPLACEMENT PIPE
...
$419.19
Brand: Diamond Eye
Part Number: K5134S
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$490.78
Brand: Diamond Eye
Part Number: K5371S
Diamond Eye 5" stainless filter back exhaust with downpipe for 08-10 6.4L Powerstroke F250 & F350 trucks. FOR 2008, 2009 & 2010 FORD 6.4L POWERSTROKE DIESEL F250/F350 (ALL CAB AND BED LENGTHS) – 5″ 409 STAINLESS STEEL – DIESEL PARTICULATE FILTER BACK SINGLE WITH DOWNPIPE KIT #1651...
$678.22
Brand: Diamond Eye
Part Number: K4211S
K4211S - 1989, 1990, 1991, 1992, 1993 - DODGE 5.9L CUMMINS DIESEL 2500/3500 (ALL CAB AND BED LENGTHS) - 4" 409 STAINLESS STEEL - PERFORMANCE DIESEL EXHAUST KIT - TURBO BACK SINGLE
Also available with an HX40 flange downpipe, select option above. This is for AFTERMARKET turbos only, it will N...
$547.05
Brand: Diamond Eye
Part Number: K5216S-RP
Diamond Eye 5" stainless turbo back exhaust kit without muffler for 94-02 5.9L Cummins.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
This exhaust is the 2 bolt flange style as found on 98.5-02 trucks. If you do not have this, you will need to pur...
$562.39
Brand: Diamond Eye
Part Number: K4312Sx
Diamond Eye makes a great exhaust kit and you can build it to your specifications above.
FEATURES & BENEFITS:
Increased Fuel Economy
Lower EGTs
Mandrel Bent Tubing for Maximum Flow
Direct Fit
Increased Horsepower and Torque
Aggressive Sound
Better Throttle Response
Easy ...
$646.54
Brand: Diamond Eye
Part Number: K4310A-RP
Diamond Eye 4" aluminized cat back exhaust kit without muffler for Ford 94-97 7.3L Powerstrokes.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Diamond Eye: K4310A-RP
...
$347.57
Brand: Diamond Eye
Part Number: K4312A-RP
Diamond Eye 4" aluminized cat back split exit (dual) exhaust kit without muffler for Ford 94-97 7.3L Powerstrokes.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Diamond Eye: K4312A-RP
...
$501.53
Brand: Diamond Eye
Part Number: K4306A-RP
Diamond Eye 4" aluminized turbo back exhaust kit without muffler for Ford 94-97 7.3L Powerstrokes.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Diamond Eye: K4306A-RP
...
$541.28
Brand: Diamond Eye
Part Number: K4308A-RP
Diamond Eye 4" aluminized turbo back split exit (dual) exhaust kit without muffler for Ford 94-97 7.3L Powerstrokes.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Diamond Eye: K4308A-RP
...
$564.20
Brand: Diamond Eye
Part Number: K4306S-RP
Diamond Eye 4" stainless turbo back exhaust kit without muffler for 94-97 Ford 7.3L Powerstrokes.Fits all cab and bed lengthsIncludes all clamps, hangers and bracketsDiamond Eye: K4306S-RP...
$490.78
Brand: Diamond Eye
Part Number: K5316A-RP
Diamond Eye 5" aluminized cat back exhaust kit without muffler for 94-97 Ford 7.3L Powerstrokes.Fits all cab and bed lengthsIncludes all clamps, hangers and bracketsDiamond Eye: K5316A-RP...
$419.19
Brand: Diamond Eye
Part Number: K4312S
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$662.58
Brand: Diamond Eye
Part Number: K4306S
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on ...
$527.76
Brand: Diamond Eye
Part Number: K4212A-TDRP
Diamond Eye 4" aluminized turbo back turn down exhaust kit without muffler for 98.5-02 5.9L Cummins.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
This exhaust is the 2 bolt flange style as found on 98.5-02 trucks. If you do not have this, you wil...
$380.71
Brand: Diamond Eye
Part Number: K4321A-RP
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$538.53
Brand: Diamond Eye
Part Number: K4319A-RP
Diamond Eye 4" aluminized turbo back exhaust kit without muffler for 99-03.5 7.3L Powerstroke.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Diamond Eye: K4319A-RP
Superseded part K4318A-RP
...
$363.35
Brand: Diamond Eye
Part Number: K4319A-TDRP
Diamond Eye 4" aluminized turbo back turn down exhaust kit without muffler for 99-03.5 7.3L Powerstroke.
Fits all cab and bed lengths
Includes all clamps, hangers and brackets
Part Number: K4319A-TDRP
Superseded Part Number: K4318A-TDRP
...
$380.71
Brand: Diamond Eye
Part Number: K5323A
K5323A - 1999, 2000, 2001, 2002 & EARLY 2003 - FORD 7.3L POWERSTROKE DIESEL F250/F350 (ALL CAB AND BED LENGTHS) - 5" ALUMINIZED - PERFORMANCE DIESEL EXHAUST KIT - TURBO BACK SINGLE - 4" DOWN PIPE
Part Number: K5323A
Superseded Part Number: K5322A
...
$576.80
Brand: Diamond Eye
Part Number: 400036
Diamond Eye Aluminized 4" Diameter 36" Long Straight Exhaust PipeDiamond Eye offers straight exhaust tubing to finish your system with a perfect fit. Available in a variety of materials, finishes, diameters, and lengths, Diamond Eye straight tubing is ready for you to add to your system in aluminize...
$65.40
Brand: Diamond Eye
Part Number: 560031
5″ 409 STAINLESS STEEL HIGH FLOW – STRAIGHT THROUGH PERFORMANCE MUFFLER. PERFORATED PACKED WRAPPED IN STAINLESS MESH AND FIBERGLASS. 5″ I.D. INLET X 5″ I.D. OUTLET. 30″ OVERALL LENGTH / 24″ BODY / 7″ CASE
Diamond Eye Part Number: 560031
...
$227.04
Brand: Diamond Eye
Part Number: K4236A
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year Limited Warranty on Aluminized kits
*6-Year Limited Warranty on St...
$540.03
Backordered
Brand: Diamond Eye
Part Number: K4236S
Backordered with No ETA (Updated on 6/3/2025)
Features:
*Increased Fuel Economy
*Lower EGTs
*Mandrel Bent Tubing for Maximum Flow
*Direct Fit
*Increased Horsepower and Torque
*Agressive Sound
*Better Throttle Response
*Easy Bolt-On Kits
*Utilizes OEM Hangers
*1-Year L...
$662.58
Brand: Diamond Eye
Part Number: 321045
321045 - FOR 2001, 2002, 2003, 2004, 2005, 2006 & EARLY 2007 - CHEVY/GMC 6.6L DURAMAX DIESEL 2500/3500 - 4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST - 4 BOLT ADAPTER PLATE
This adapter plate has a 4-bolt welded flange on one side and a 4 inch diameter slip-fit connecti...
$69.05
Backordered
Brand: Diamond Eye
Part Number: 361045
Backordered with No ETA (Updated on 6/3/2025)
361045 - FOR 2001, 2002, 2003, 2004, 2005, 2006 & EARLY 2007 - CHEVY/GMC 6.6L DURAMAX DIESEL 2500/3500 - 4" T409 STEEL - PERFORMANCE DIESEL EXHAUST - 4 BOLT ADAPTER PLATE
This adapter plate has a 4-bolt welded...
$96.09
Brand: Diamond Eye
Part Number: 321051
Replacement section for first section of tailpipe only on 01-07 6.6L Duramax.
The Second section is part # 321052
Image for Representation only, may not be actual part.
...
$76.09
Brand: Diamond Eye
Part Number: 321052
Replacement section for second section of tailpipe only on 01-07 6.6L Duramax.
The first section is part # 321051
Image for Representation only, may not be actual part.
...
$78.38
Brand: Diamond Eye
Part Number: 321051/321052
FOR 2001, 2002, 2003, 2004, 2005, 2006, 2007 - CHEVY/GMC 6.6L DURAMAX DIESEL 2500/3500 (ALL CAB AND BED LENGTHS) - 4" ALUMINIZED - PERFORMANCE DIESEL EXHAUST KIT - Tail Pipe
Diamond Eye part numbers 321051 & 321052
...
$154.47
Brand: Diamond Eye
Part Number: 361051
Replacement section for first section of tailpipe only on 01-07 6.6L Duramax.
The Second section is part # 361052
Image for Representation only, may not be actual part.
...
$111.18
Brand: Diamond Eye
Part Number: 361052
Replacement section for second section of tailpipe only on 01-07 6.6L Duramax.
The first section is part # 361051
Image for Representation only, may not be actual part.
...
$114.20