The SPOOLOGIC SL-310-207 Exhaust Manifold Gasket Kit provides replacement manifold-to-cylinder-head gaskets for 2001–2016 Chevrolet Silverado and GMC Sierra 6.6L Duramax LB7 LLY LBZ LMM LML pickups. The set includes one gasket for each cylinder bank.
Features

Two exhaust manifold gaskets
One four-port gasket for each cylinder bank
Replacement seals for manifold-to-head connections
Supplied as a pair for servicing both manifolds

What's Included

2 SPOOLOGIC Exhaust Manifold Gaskets — 1 for Each Cylinder Bank

Fitment2001-2004 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LB72004.5-2005 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLY2006 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLY2006-2007 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LBZ2007.5-2010 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LMM2011-2016 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LML2006-2007 Chevrolet Express GMC Savana 2500 3500 6.6L Duramax LLY2007.5-2008

SPOOLOGIC Exhaust Manifold Gasket Kit

The SPOOLOGIC SL-310-211 Turbo Gasket Kit supplies replacement sealing components for turbocharger removal and installation on 2004.5–2005 Chevrolet Silverado and GMC Sierra pickups with the 6.6L Duramax LLY. The set includes upper and lower up-pipe gaskets along with the oil-drain gaskets and additional seals listed below.
Features

Four up-pipe gaskets for both exhaust connection pairs
Two oil-drain flange gaskets
Includes the pictured sealing washer assemblies
Application-specific gasket selection for turbocharger service

What's Included

2 SPOOLOGIC Lower Up-Pipe Gaskets
2 SPOOLOGIC Upper Up-Pipe Gaskets
2 SPOOLOGIC Turbo Oil-Drain Flange Gaskets
4 SPOOLOGIC Sealing Washer Assemblies
1 SPOOLOGIC Additional Two-Bolt Flange Gasket, in the application-specific profile pictured

Fitment2004.5-2005 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLYSealing and Service
The up-pipes carry exhaust from both manifolds to the turbocharger. Leaks at their flange connections can leave s

SPOOLOGIC Turbo Gasket Kit

The SPOOLOGIC SL-310-221 Turbo Gasket Kit supplies replacement sealing components for turbocharger removal and installation on 2006–2007 Classic Chevrolet Silverado and GMC Sierra pickups with the 6.6L Duramax LBZ. The set includes upper and lower up-pipe gaskets along with the oil-drain gaskets and additional seals listed below.
Features

Four up-pipe gaskets for both exhaust connection pairs
Two oil-drain flange gaskets
Includes the pictured sealing washer assemblies
Application-specific gasket selection for turbocharger service

What's Included

2 SPOOLOGIC Lower Up-Pipe Gaskets
2 SPOOLOGIC Upper Up-Pipe Gaskets
2 SPOOLOGIC Turbo Oil-Drain Flange Gaskets
4 SPOOLOGIC Sealing Washer Assemblies
1 SPOOLOGIC Additional Two-Bolt Flange Gasket, in the application-specific profile pictured

Fitment2006 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LLY2006-2007 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LBZ2006-2007 Chevrolet Express GMC Savana 2500 3500 6.6L Duramax LLYSe

The SPOOLOGIC SL-310-231 Turbo Gasket Kit supplies replacement sealing components for turbocharger removal and installation on 2007.5–2010 Chevrolet Silverado and GMC Sierra pickups with the 6.6L Duramax LMM. The set includes upper and lower up-pipe gaskets along with the oil-drain gaskets and additional seals listed below.
Features

Four up-pipe gaskets for both exhaust connection pairs
Two oil-drain flange gaskets
Includes the pictured sealing washer assemblies
Application-specific gasket selection for turbocharger service

What's Included

2 SPOOLOGIC Lower Up-Pipe Gaskets
2 SPOOLOGIC Upper Up-Pipe Gaskets
2 SPOOLOGIC Turbo Oil-Drain Flange Gaskets
4 SPOOLOGIC Sealing Washer Assemblies
1 SPOOLOGIC Additional Two-Bolt Flange Gasket, in the application-specific profile pictured

Fitment2007.5-2010 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LMM2007.5-2008 Chevrolet Express GMC Savana 2500 3500 6.6L Duramax LMM2009-2010 Chevrolet Express GMC Savana 2500 3500 4500 6.6L Duramax

The SPOOLOGIC SL-310-241 Turbo Gasket Kit provides replacement gaskets and seals for turbocharger service on 2011–2016 Chevrolet Silverado and GMC Sierra 6.6L Duramax LML pickups. The set brings together up-pipe, oil-drain, intake, and EGR sealing components commonly disturbed while accessing and reinstalling the turbocharger.
Features

Upper and lower up-pipe gasket pairs
Oil-drain flange gaskets and line sealing washers
Intake O-rings and shaped seals included
Additional EGR flange gaskets for service access

What's Included

2 SPOOLOGIC Lower Up-Pipe Gaskets
2 SPOOLOGIC Upper Up-Pipe Gaskets
2 SPOOLOGIC Oil-Drain Flange Gaskets
4 SPOOLOGIC Additional EGR Flange Gaskets in the Pictured Profiles
2 SPOOLOGIC Rectangular Intake Seals
3 SPOOLOGIC Round O-Rings in the Pictured Sizes
1 SPOOLOGIC Connected Double-Ring Seal
3 SPOOLOGIC Sealing Washer Assemblies

Fitment2011-2016 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax LML2010.5-2016 Chevrolet Express GMC Savana 2500 3500 4500 6

The SPOOLOGIC Turbo Gasket Kit SL-310-251 supplies replacement gaskets and seals for turbocharger removal and installation on 2017–2023 Chevrolet Silverado 2500 3500 and GMC Sierra 2500 3500 trucks with the 6.6L Duramax L5P engine. It includes seals for the turbo mounting, oil, coolant, crankcase ventilation, intake and exhaust connections.
FeaturesTurbo-to-pedestal mounting gasket for the 2017–2023 turbo configurationOil-feed, oil-return and coolant-pipe gasketsPCV tube gasket and banjo sealing washersUpper intake manifold, throttle body and turbo inlet sealsTurbo exhaust outlet-to-catalytic converter gasketWhat’s Included1 SPOOLOGIC Turbo-to-Pedestal Mounting Gasket — GM reference 126772941 SPOOLOGIC Turbo Oil Feed Pipe Gasket — GM reference 126918661 SPOOLOGIC Turbo Coolant Feed Pipe Gasket — GM reference 126918661 SPOOLOGIC Turbo Coolant Return Pipe Gasket — GM reference 126918662 SPOOLOGIC Turbo Oil Return Pipe Gaskets — GM reference 127370991 SPOOLOGIC Lower Turbo Oil Return Pipe

The SPOOLOGIC Exhaust Manifold Gasket Kit SL-310-257 supplies replacement manifold-to-cylinder-head gaskets and an EGR valve gasket for 2017–2026 Chevrolet Silverado 2500 3500 and GMC Sierra 2500 3500 trucks with the 6.6L Duramax L5P engine.FeaturesTwo exhaust manifold gasketsOne four-port gasket for each cylinder bankReplacement seals for manifold-to-head connectionsIncludes an EGR valve gasketWhat’s Included
2 SPOOLOGIC Exhaust Manifold Gaskets — 1 for Each Cylinder Bank
1 SPOOLOGIC EGR Valve Gasket
Fitment
2017-2026 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax L5P
2019-2026 Chevrolet Silverado 4500 5500 6500 6.6L Duramax L5D
Sealing and ServiceExhaust leaks at the cylinder-head ports can leave soot around the manifold and produce a ticking or puffing sound. Replacing the gasket restores the sealing element when the mating surfaces are sound. Check the manifolds for cracks, erosion, and distortion before reassembly.Related PartsFor the separate exhaust up-pipe connections, s

The SPOOLOGIC SL-310-265 Up-Pipe Gasket Kit supplies four replacement exhaust gaskets for 2020–2026 Chevrolet Silverado and GMC Sierra 6.6L Duramax L5P pickups. Two gaskets seal the lower manifold connections and two seal the upper connections at the turbocharger.
Features

Four-piece exhaust up-pipe gasket set
Two lower and two upper connection gaskets
Services both left and right up-pipes
Replacement sealing gaskets for up-pipe removal or leak repair

What's Included

2 SPOOLOGIC Lower Up-Pipe Gaskets — Exhaust Manifold Connections
2 SPOOLOGIC Upper Up-Pipe Gaskets — Turbocharger Connections

Fitment2020-2026 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax L5P2019-2026 Chevrolet Silverado 4500 5500 6500 6.6L Duramax L5DSealing and Service
Up-pipe flange leaks allow exhaust to escape before it reaches the turbine. Soot near a connection, ticking or puffing noise, and reduced boost response can point to a leak. Inspect the pipes and flanges to locate the source; new gaskets canno

SPOOLOGIC Up-Pipe Gasket Kit

The SPOOLOGIC Turbo Gasket Kit SL-310-301 is a replacement turbo gasket kit for 1989–1998 Dodge trucks equipped with the 5.9L Cummins 12-valve. Designed for turbocharger replacement and service, it renews the seals at the turbo mounting flange and oil-line connections, helping prevent exhaust and oil leaks after reassembly.Features


Reseals the turbo flange and oil drain connections
Includes the drain nipple-to-block seal
Groups turbo sealing components in one service kit


What's Included


1 SPOOLOGIC Turbo Flange Gasket
1 SPOOLOGIC Turbo Oil Drain Gasket — SL-310-082
1 SPOOLOGIC Turbo Oil-Drain Nipple-to-Block O-Ring
2 SPOOLOGIC Oil-Feed Fitting Outer O-Rings
1 SPOOLOGIC Turbo Compressor Outlet Elbow O-Ring

OEM part numbers are provided for cross-reference only. This kit contains SPOOLOGIC replacement parts, not genuine Cummins or Mopar parts.

Fitment1989-1993 Dodge 250 350 5.9L Cummins 12V1994-1998 Dodge Ram 2500 3500 5.9L Cummins 12V
Related Parts

For exhaust manifold service,

The SPOOLOGIC Exhaust Manifold Gasket Kit SL-310-302 is a replacement exhaust manifold gasket kit for 1989–1998 Dodge trucks equipped with the 5.9L Cummins 12-valve. Designed for exhaust manifold replacement and related turbo service, it renews the seals between the cylinder head, manifold and turbocharger, along with the turbo oil-line connections, helping prevent exhaust and oil leaks after reassembly.Features


Renews the seals at all six exhaust manifold ports
Reseals the turbo flange and oil drain connections
Includes the drain nipple-to-block seal
Groups manifold and turbo sealing components in one service kit


What's Included


6 SPOOLOGIC Exhaust Manifold Gaskets
1 SPOOLOGIC Turbo Flange Gasket
1 SPOOLOGIC Turbo Oil Drain Gasket — SL-310-082
1 SPOOLOGIC Turbo Oil-Drain Nipple-to-Block O-Ring
2 SPOOLOGIC Oil-Feed Fitting Outer O-Rings
1 SPOOLOGIC Turbo Compressor Outlet Elbow O-Ring

OEM part numbers are provided for cross-reference only. This kit contains SPOOLOGIC replacement

The SPOOLOGIC Turbo Gasket Kit SL-310-311 is a replacement turbo gasket kit for 1998.5–2002 Dodge Ram 2500 and 3500 trucks equipped with the 5.9L Cummins 24-valve. Designed for turbocharger replacement and service, it renews the seals at the turbo mounting flange and oil-line connections, helping prevent exhaust and oil leaks after reassembly.Features


Reseals the turbo flange and oil drain connections
Replaces inner and outer O-rings at both oil-feed fittings
Includes the drain nipple-to-block seal
Groups turbo sealing components in one service kit


What's Included


1 SPOOLOGIC Turbo Flange Gasket
1 SPOOLOGIC Turbo Oil Drain Gasket — SL-310-082
2 SPOOLOGIC Oil-Feed Fitting Inner O-Rings
2 SPOOLOGIC Oil-Feed Fitting Outer O-Rings
1 SPOOLOGIC Turbo Oil-Drain Nipple-to-Block O-Ring
1 SPOOLOGIC Turbo Compressor Outlet Elbow O-Ring

OEM part numbers are provided for cross-reference only. This kit contains SPOOLOGIC replacement parts, not genuine Cummins or Mopar parts.

Fitment1998.5-20

The SPOOLOGIC Exhaust Manifold Gasket Kit SL-310-312 is a replacement exhaust manifold gasket kit for 1998.5–2002 Dodge Ram 2500 and 3500 trucks equipped with the 5.9L Cummins 24-valve. Designed for exhaust manifold replacement and related turbo service, it renews the seals between the cylinder head, manifold and turbocharger, along with the turbo oil-line connections, helping prevent exhaust and oil leaks after reassembly.Features


Renews the seals at all six exhaust manifold ports
Reseals the turbo flange and oil drain connections
Replaces inner and outer O-rings at both oil-feed fittings
Includes the drain nipple-to-block seal
Groups manifold and turbo sealing components in one service kit


What's Included


6 SPOOLOGIC Exhaust Manifold Gaskets
1 SPOOLOGIC Turbo Flange Gasket
1 SPOOLOGIC Turbo Oil Drain Gasket — SL-310-082
2 SPOOLOGIC Oil-Feed Fitting Inner O-Rings
2 SPOOLOGIC Oil-Feed Fitting Outer O-Rings
1 SPOOLOGIC Turbo Oil-Drain Nipple-to-Block O-Ring
1 SPOOLOGIC Turbo Compr

The SPOOLOGIC Turbo Gasket Kit SL-310-321 is a replacement turbo gasket kit for 2003–2007 Dodge Ram 2500 and 3500 trucks equipped with the 5.9L Cummins. Designed for turbocharger replacement and service, it renews the seals at the turbo mounting flange and oil-line connections, helping prevent exhaust and oil leaks when the turbo is reinstalled.Features


Renews the seal between the turbocharger and exhaust manifold
Reseals the oil drain flange at the turbocharger
Replaces inner and outer O-rings at both oil-feed fittings
Includes O-rings for either early or later oil-drain configurations
Groups turbo sealing components in one convenient service kit


What's Included


1 SPOOLOGIC Turbo Flange Gasket
1 SPOOLOGIC Turbo Oil Drain Gasket — SL-310-082
2 SPOOLOGIC Oil-Feed Fitting Inner O-Rings
2 SPOOLOGIC Oil-Feed Fitting Outer O-Rings
1 SPOOLOGIC Early Turbo Oil-Drain Nipple-to-Block O-Ring
2 SPOOLOGIC Later Turbo Oil-Drain Tube-to-Block O-Rings

OEM part numbers are provided for cross-re

The SPOOLOGIC Exhaust Manifold Gasket Kit SL-310-322 is a replacement exhaust manifold gasket kit for 2003–2007 Dodge Ram 2500 and 3500 trucks equipped with the 5.9L Cummins. Designed for exhaust manifold replacement and related turbo service, it renews the seals between the cylinder head, manifold and turbocharger, along with the turbo oil-line connections, helping prevent exhaust and oil leaks after reassembly.Features


Renews the seals at all six exhaust manifold ports
Includes turbo flange and oil drain gaskets for turbo removal and installation
Replaces inner and outer O-rings at both oil-feed fittings
Includes O-rings for either early or later oil-drain configurations
Combines manifold and turbo sealing components in one kit


What's Included


6 SPOOLOGIC Exhaust Manifold Gaskets
1 SPOOLOGIC Turbo Flange Gasket
1 SPOOLOGIC Turbo Oil Drain Gasket — SL-310-082
2 SPOOLOGIC Oil-Feed Fitting Inner O-Rings
2 SPOOLOGIC Oil-Feed Fitting Outer O-Rings
1 SPOOLOGIC Early Turbo Oil-Drain N

The SPOOLOGIC Exhaust Up-Pipe Bolt Kit SL-320-001 supplies replacement hardware for both up-pipes on the listed 7.3L Powerstroke applications. The set includes four long bolts, four short bolts and four nuts for up-pipe service.FeaturesHardware for both exhaust up-pipesLong and short bolts for the corresponding connectionsFour matching nuts includedWhat's Included4 SPOOLOGIC Long Up-Pipe Bolts4 SPOOLOGIC Short Up-Pipe Bolts4 SPOOLOGIC Up-Pipe NutsFitment1994-1997 Ford F-250 F-350 7.3L Powerstroke1999-2003 Ford F-250 F-350 F-450 F-550 7.3L Powerstroke1995-2003 Ford E-350 Econoline 7.3L Powerstroke1996-1999 Ford E-Super Duty Econoline 7.3L Powerstroke2000-2003 Ford E-450 Econoline 7.3L Powerstroke2000-2003 Ford Excursion 7.3L Powerstroke1-Year Limited Warranty
Every SPOOLOGIC Exhaust Up-Pipe Bolt Kit carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the original purchase date. Coverage excludes damage caused by incorrect torque

SPOOLOGIC Exhaust Up-Pipe Bolt Kit

The SPOOLOGIC Up-Pipe Collector-to-Turbo Flange Bolt Kit SL-320-002 supplies four hex-flange bolts for securing the up-pipe collector to the factory TP38 turbocharger on 1994–1997 Ford F-250 F-350 F-Super Duty trucks with the 7.3L Powerstroke engine.FeaturesDirect replacement collector-to-turbo flange bolts for 1994-1997 Ford 7.3L PowerstrokeHex flange head — no separate washer requiredBlack finishWhat’s Included
4 hex flange bolts — black finish
Fitment1994-1997 Ford F-250 F-350 F-Super Duty 7.3L Powerstroke1995-1998 Ford E-350 Econoline 7.3L Powerstroke1996-1998 Ford E-Super Duty Econoline 7.3L PowerstrokeEconoline applications built through January 5, 1998OEM and Manufacturer References
Navistar / Ford OEM: 1821641C1, 1821642C3, 1821648C1, 1841574C2
1-Year Limited WarrantyEvery SPOOLOGIC Up-Pipe Collector To Turbo Flange Bolt SL-320-002 carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the original purchase date. Coverage 

SPOOLOGIC Up-Pipe Collector To Turbo Flange Bolt SL-320-002

The SPOOLOGIC Exhaust Manifold Bolt Kit SL-320-003 supplies 16 bolts and 16 flat washers for mounting both exhaust manifolds on 1994–1997 Ford F-250 F-350 and 1999–2003 Ford F-250 F-350 F-450 F-550 trucks with the 7.3L Powerstroke engine.FeaturesComplete exhaust manifold bolt kit for 1994-2003 Ford 7.3L PowerstrokeHex flange head with matching flat washersBlack finishCovers both cylinder heads in one kitWhat’s Included
16 hex flange bolts with black finish
16 flat washers — black finish
Fitment1994-1997 Ford F-250 F-350 7.3L Powerstroke1999-2003 Ford F-250 F-350 F-450 F-550 7.3L Powerstroke1995-2003 Ford E-350 Econoline 7.3L Powerstroke1996-1999 Ford E-Super Duty Econoline 7.3L Powerstroke2000-2003 Ford E-450 Econoline 7.3L Powerstroke2000-2003 Ford Excursion 7.3L PowerstrokeOEM and Manufacturer References
Ford OEM: F4TZ-9S425-A, F4TZ9S425A
1-Year Limited WarrantyAll SPOOLOGIC Exhaust Manifold Bolts carry a 1-Year Limited Warranty against defects in materials and workmanship for the or

SPOOLOGIC Exhaust Manifold Bolts

The SPOOLOGIC Turbo Pedestal-to-Block Bolt Kit SL-320-004 supplies four hex-flange bolts for mounting the turbo pedestal to the engine on 1994–1997 Ford F-250 F-350 and 1999 Ford F-250 F-350 F-450 F-550 trucks with the 7.3L Powerstroke engine. Use this early configuration for engine build dates December 7, 1998 and before.FeaturesDirect replacement turbo pedestal bolts for early 7.3L PowerstrokeHex flange head — no separate washer requiredBlack finishEngine build date 12/7/1998 and beforeWhat’s Included
4 hex flange bolts — black finish
Fitment1994-1997 Ford F-250 F-350 7.3L Powerstroke1999 Ford F-250 F-350 F-450 F-550 7.3L Powerstroke1995-1999 Ford E-350 Econoline 7.3L PowerstrokeEngine Build Date: 12/7/1998 and BeforeOEM and Manufacturer References
Ford OEM: 06032167357, 3C3Z-9N517-AA, 3C3Z9N517AA
1-Year Limited WarrantyEvery SPOOLOGIC Turbo Pedestal To Block Bolt Kit carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the or

SPOOLOGIC Turbo Pedestal To Block Bolt Kit

The SPOOLOGIC Turbo Pedestal-to-Block Bolt Kit SL-320-005 supplies four hex-flange bolts for mounting the turbo pedestal to the engine on Late 1999–2003 Ford F-250 F-350 F-450 F-550 trucks with the 7.3L Powerstroke engine.FeaturesDirect replacement turbo pedestal bolts for late 7.3L PowerstrokeHex flange head — no separate washer requiredBlack finishWhat’s Included
4 hex flange bolts — black finish
Fitment1999.5-2003 Ford F-250 F-350 F-450 F-550 7.3L Powerstroke2000-2003 Ford E-350 E-450 Econoline 7.3L Powerstroke2000-2003 Ford Excursion 7.3L PowerstrokeOEM and Manufacturer References
Ford OEM: 06032168312
1-Year Limited WarrantyEvery SPOOLOGIC Turbo Pedestal To Block Bolt Kit carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the original purchase date. Coverage excludes damage caused by incorrect torque, cross-threading, reuse of stretched or damaged fasteners, improper installation, or use outside the listed application. Cl

The SPOOLOGIC Turbo-to-Pedestal Bolt Kit SL-320-006 supplies 4 hex-flange bolts for the turbo mounting connection on 1994–1997 Ford F-250 F-350 F-Super Duty trucks with the 7.3L Powerstroke engine equipped with the factory TP38 turbocharger.FeaturesTurbo-to-pedestal mounting hardware4-bolt set for the listed TP38 configurationSilver-finish hex-flange headsWhat’s Included4 turbo-to-pedestal hex-flange boltsFitment1994-1997 Ford F-250 F-350 F-Super Duty 7.3L Powerstroke1995-1998 Ford E-350 Econoline 7.3L Powerstroke1996-1998 Ford E-Super Duty Econoline 7.3L PowerstrokeEconoline applications built through January 5, 1998Fits all 94-97 trucks equipped with the factory TP38 turbocharger.1-Year Limited WarrantyEvery SPOOLOGIC Turbo to Pedestal Bolt Kit carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the original purchase date. Coverage excludes damage caused by incorrect torque, cross-threading, reuse of stretched or damaged fast