Skip to main content

Spring Cleaning Sale - Big Savings!

Motor Life Events Community Support

Categories
- Categories
- Clearance
- Engine
  - Categories / Engine
  - Also in Engine
  - Air Cleaners
  - Crate Engines
  - Engine Dress Up
  - Engine Mounts
  - Forced Induction
  - Harmonic Balancers
  - Timing Covers
  - Valley Covers
  - Valve Covers
  - Valvetrain
  - View All
- LS Power
- New & Hot Products
- Engine Swap Parts
  - Categories / Engine Swap Parts
  - Also in Engine Swap Parts
  - Accessory Drive Brackets and Kits
  - Exhaust Systems
  - Gen III Hemi Swap Systems
  - Mounts and Crossmembers
  - Swap Accessories
  - View All
- Marine and Powersports
  - Categories / Marine and Powersports
  - Also in Marine and Powersports
  - Personal Watercraft
  - Small Engine
  - View All
- Air & Fuel Delivery
  - Categories / Air & Fuel Delivery
  - Also in Air & Fuel Delivery
  - Air Cleaners
  - Air Scoops
  - Cold Air Intake
  - Fuel System Kits
  - Fuel Tanks and Fuel Cells
  - HydraMat
  - View All
- Exhaust
  - Categories / Exhaust
  - Also in Exhaust
  - Builder Components
  - Cut-Outs and Multi-Mode Kits
  - Exhaust Tips
  - X Pipes Y Pipes and H Pipes
  - View All
- Nitrous
- Apparel & Collectibles
  - Categories / Apparel & Collectibles
  - Also in Apparel & Collectibles
  - Backpacks
  - Banners
  - Clocks
  - Decals
  - Diecast
  - Drinkware
  - Face Masks & Gaiters
  - Headwear
  - Hitch Cover
  - Hoodies
  - Jackets
  - Ladies Apparel
  - Literature
  - Metal Signs
  - Misc
  - Pet Accessories
  - Polo Shirts
  - Shop Shirt
  - Sunglasses
  - Tote Bags
  - Youth Apparel
  - View All
- Exterior
- Off-Road
  - Categories / Off-Road
  - Also in Off-Road
  - Cold Air Intake
  - Differential Covers
  - Engine and Transmission
  - Exhaust
  - Fuel Systems
  - Ignition and Electrical
  - Jerry Cans
  - Off Road Carburetors
  - Shifters and Handles
  - Spare Tire Spacer
  - XDR Off Road
  - View All
- AC and Heating
  - Categories / AC and Heating
  - Also in AC and Heating
  - Controls and Cables
  - Filler and Delete Panels
  - Heater Box and Hoses
  - Heater Core
  - View All
- EV Conversions
  - Categories / EV Conversions
  - Also in EV Conversions
  - Conversion Brackets and Accessories
  - Displays
  - High Voltage Contactors
  - High Voltage Disconnects
  - Power Distribution (PDU)
  - Sensors, Connectors, and Accessories
  - Vehicle Controls (VCU)
  - Wiring Harnesses
  - View All
- Plumbing AN Fittings and Hose
  - Categories / Plumbing AN Fittings and Hose
  - Also in Plumbing AN Fittings and Hose
  - Adapters
  - All Hose Groups
  - Application Specific Parts
  - Catch Tanks
  - Fuel System Components
  - Hose Ends
  - Hose Protection, Sleeving & Clamps
  - Mr Gasket Push-On
  - Mr Gasket Swivel
  - Oil & Cooling Systems
  - Plumbing Tools
  - Power Steering
  - Premade Hoses
  - Seals
  - Super Stock
  - Ultra Flex
  - UltraPro
  - Valves
  - Weld-ons and Fill Caps
  - View All
- Brakes
- Fasteners and Hardware
  - Categories / Fasteners and Hardware
  - Also in Fasteners and Hardware
  - Quarter Turn Fasteners
  - Safety Wire
  - Transmission and Drivetrain
  - Wheel and Tire
  - View All
- Restoration
- Carburetors
  - Categories / Carburetors
  - Also in Carburetors
  - Carburetor Tools
  - Carburetor and Manifold Combos
  - Factory Refurbished Carburetors
  - Performance 2 Barrels
  - Specialty Carburetors
  - View All
- Gaskets
  - Categories / Gaskets
  - Also in Gaskets
  - Differential Cover Gaskets
  - Gasket Kits
  - Gasket Material
  - Head Gaskets
  - Intake Gaskets
  - Oil Pan Gaskets
  - RTV and Sealants
  - Seals
  - Supercharger Gaskets
  - Timing Cover Gaskets
  - Transmission Gaskets
  - Valve Cover Gaskets
  - View All
- Safety Equipment
  - Categories / Safety Equipment
  - Also in Safety Equipment
  - Aprons
  - Arm Restraints
  - Chest and Rib Protectors
  - Cleaners
  - Drag Parachutes
  - Equipment Bags
  - Head and Neck Restraints
  - Seats
  - Shifter Boots
  - Shoes
  - Tow Straps
  - Undergarments
  - Window Nets
  - Youth
  - View All
- Cataclean
  - Categories / Cataclean
  - - Cataclean - Fuel and Exhaust System Cleaner
    - Motorcycle and Powersports
- Gauges and Gauge Accessories
  - Categories / Gauges and Gauge Accessories
  - Also in Gauges and Gauge Accessories
  - Gauge Accessories and Harnesses
  - Gauge Adapters and Fittings
  - Shift Lights
  - Tach Adapters
  - View All
- Suspension & Chassis
  - Categories / Suspension & Chassis
  - Also in Suspension & Chassis
  - Air Ride
  - Body Mounts and Hardware
  - C-Notch Kits
  - Driveshaft Safety Loops
  - Front Drop Axles & Kingpins
  - Hitches and Towing
  - Leveling and Lift Kits
  - Longbed to Shortbed Conversion Kits
  - Roll Cage Kits
  - Shocks and Struts
  - Springs & Bumpstops
  - Strut Tower and Chassis Braces
  - Sway Bars and Components
  - Traction Bars and Components
  - View All
- Cooling
  - Categories / Cooling
  - Also in Cooling
  - Fan Mounting Solutions
  - Hose Sleeving
  - Intercoolers
  - Oil And Transmission Coolers
  - Thermostats
  - Water Outlets
  - View All
- Ignition
  - Categories / Ignition
  - Also in Ignition
  - Crank Triggers
  - Electronic Conversion Kits
  - Heat Shielding
  - Ignition Coils
  - Ignition Harnesses
  - Ignition and Electrical Components
  - Magnetos
  - RPM & Timing Controls
  - Smart Coil and Components
  - Spark Plug Wires
  - Spark Plugs
  - View All
- Tools, Shop Equipment & Chemicals
  - Categories / Tools, Shop Equipment & Chemicals
  - Also in Tools, Shop Equipment & Chemicals
  - Diagnostic Tools
  - Engine Tools
  - Extra Long Fender Covers
  - Fender Covers
  - Fluid Tools
  - Front End Covers
  - Hand Tools
  - Jumbo Fender Covers
  - Oils, Fluids, & Additives
  - Paint & Dye
  - Shop Tools
  - Trailer Tools
  - View All
- Data Acquisition
  - Categories / Data Acquisition
  - Also in Data Acquisition
  - Cables
  - Modules
  - Power Distribution Modules
  - Sensors
  - Sensors With Modules
  - Wiring Accessories
  - View All
- Intake Manifolds
  - Categories / Intake Manifolds
  - Also in Intake Manifolds
  - Roots Supercharger Intake Manifolds
  - View All
- Transmission & Drivetrain
  - Categories / Transmission & Drivetrain
  - Also in Transmission & Drivetrain
  - Internal Components
  - Rear Axle & Differential
  - Transmission Controller
  - Transmission Coolers
  - Transmission Mounts
  - Transmission Pans and Dipsticks
  - Transmission Swap Parts
  - Transmissions
  - View All
- EFI - Fuel Injection
  - Categories / EFI - Fuel Injection
  - Also in EFI - Fuel Injection
  - AEM EFI
  - Atomic EFI
  - EFI Distributors
  - EFI Fuel System Components
  - Gauges and Displays
  - Harnesses
  - Hilborn EFI and MFI Systems
  - Hilborn Service Components
  - Injectors
  - Legacy EFI
  - Modules and Sensors
  - Terminator EFI
  - Throttle Bodies
  - Wiring Shop
  - View All
- Interior
  - Categories / Interior
  - Also in Interior
  - Dash
  - Door
  - Floor Mats
  - Gauges
  - Glove Box
  - Headliners and Components
  - Horn
  - Instrument Panels and Components
  - Lights
  - Pedals and Pedal Pads
  - Rear View Mirror
  - Seat
  - Seatbelt
  - Steering Wheels
  - Sunvisor And Components
  - Trim
  - Trunk
  - View All
- Tuners and Programmers
  - Categories / Tuners and Programmers
  - Also in Tuners and Programmers
  - Accessories
  - Amp'd Throttle Booster
  - Dinan Software-Tuning
  - Inline Tuning Modules
  - PCM
  - View All
- Electrical
  - Categories / Electrical
  - Also in Electrical
  - CAN Bus Expansion
  - Connectors
  - Door Jamb Boots
  - Electrical System Accessories
  - Harnesses
  - Ignition Switches
  - LED Lighting
  - Power Distribution
  - Selecta-Speed Wiper Kits
  - Sensors
  - Starter Accessories
  - Switches and Parts
  - Wire Loom
  - Wire and Cable
  - Wiring Tools
  - View All
- Lighting
  - Categories / Lighting
  - Also in Lighting
  - Bezels and Trim
  - LED Light Bars
  - LED Work Lights
  - Marker and Signal Lamps
  - Tail Lights
  - View All
- Wheels and Wheel Accessories
  - Categories / Wheels and Wheel Accessories
  - - Wheels
    - Wheel Accessories
Brands
Shop By Vehicle
- Shop By Vehicle
Deals: Up to 60% Off
- Deals: Up to 60% Off
- Spring Cleaning Sale
- Clearance
- ‌

ASK OUR EXPERTS

1-866-464-6553

Clearance
New & Hot Products
Air & Fuel Delivery
Apparel & Collectibles
AC and Heating
Brakes
Carburetors
Cataclean
Cooling
Data Acquisition
EFI - Fuel Injection
Electrical
Engine
Engine Swap Parts
Exhaust
Exterior
EV Conversions
Fasteners and Hardware
Gaskets
Gauges and Gauge Accessories
Ignition
Intake Manifolds
Interior
Lighting
LS Power
Marine and Powersports
Nitrous
Off-Road
Plumbing AN Fittings and Hose
Restoration
Safety Equipment
Suspension & Chassis
Tools, Shop Equipment & Chemicals
Transmission & Drivetrain
Tuners and Programmers
Wheels and Wheel Accessories

EFI - Fuel Injection
Carburetors
Carburetor Components
Fuel Pumps Regulators and Filters
Air Cleaners
Air Scoops
Cold Air Intake
Fuel System Kits
Fuel Tanks and Fuel Cells
HydraMat
View All

Back to School
Limited Edition
Holley Collection
Shirts
Backpacks
Banners
Clocks
Decals
Diecast
Drinkware
Face Masks & Gaiters
Headwear
Hitch Cover
Hoodies
Jackets
Ladies Apparel
Literature
Metal Signs
Misc
Pet Accessories
Polo Shirts
Shop Shirt
Sunglasses
Tote Bags
Youth Apparel
View All

AC Condensors and Evaporators
Air Conditioning Components
Air Conditioning Systems
Blower Motor
Controls and Cables
Filler and Delete Panels
Heater Box and Hoses
Heater Core
View All

Front Big Brake Kits
Rear Big Brake Kits
Disc Brake Conversions
Replacement Brake Parts
Baer Sport
Brake Accessories
Eradispeed
Hydraulic Brake Conversion
Master Cylinder Conversions
Proportioning Valve
Remaster Adjustable Proportioning Valve
Remaster Master Cylinder
Roll Control & Launch Control
View All

Street
Performance and Race
Professional Race
Marine Carburetors
Carburetor Tools
Carburetor and Manifold Combos
Factory Refurbished Carburetors
Performance 2 Barrels
Specialty Carburetors
View All

Cataclean - Fuel and Exhaust System Cleaner
Motorcycle and Powersports
View All

Water Pumps and Accessories
Radiators and Accessories
Fans & Accessories
Wiring Harnesses and Relays
Fan Mounting Solutions
Hose Sleeving
Intercoolers
Oil And Transmission Coolers
Thermostats
Water Outlets
View All

Shop by Motorsport
Vantage
Data Loggers
Digital Dashes
Cables
Modules
Power Distribution Modules
Sensors
Sensors With Modules
Wiring Accessories
View All

Sniper EFI
Terminator X
HP EFI
Dominator EFI
AEM EFI
Atomic EFI
EFI Distributors
EFI Fuel System Components
Gauges and Displays
Harnesses
Hilborn EFI and MFI Systems
Hilborn Service Components
Injectors
Legacy EFI
Modules and Sensors
Terminator EFI
Throttle Bodies
Wiring Shop
View All

Alternators
Corvette & Camaro Headlight Kits
Starters
Wiring and Relays
CAN Bus Expansion
Connectors
Door Jamb Boots
Electrical System Accessories
Harnesses
Ignition Switches
LED Lighting
Power Distribution
Selecta-Speed Wiper Kits
Sensors
Starter Accessories
Switches and Parts
Wire Loom
Wire and Cable
Wiring Tools
View All

Accessory Drive Brackets and Kits
Intake Manifolds
Oil Pans
Oil Pumps
Air Cleaners
Crate Engines
Engine Dress Up
Engine Mounts
Forced Induction
Harmonic Balancers
Timing Covers
Valley Covers
Valve Covers
Valvetrain
View All

LS Swap Systems
Gen-V LT Swap Systems
Coyote Swap Systems
Godzilla Swap Systems
Accessory Drive Brackets and Kits
Exhaust Systems
Gen III Hemi Swap Systems
Mounts and Crossmembers
Swap Accessories
View All

Exhaust Systems
Headers and Exhaust Manifolds
Performance Mufflers
Catalytic Converters
Builder Components
Cut-Outs and Multi-Mode Kits
Exhaust Tips
X Pipes Y Pipes and H Pipes
View All

Long Bed to Short Bed Conversions
Bed Mats
Bumpers
Car Covers
Convertible Tops and Components
Decklid Panels
Doors
Fenders
Firewall, Cowl, and Front Unibody
Floor Pan and Frame
Fuel Doors
Graphic Kits
Grilles
Hood
Lighting
Mini Tub Kits
Plate Frames and Accessories
Quarter Panels
Radiator Supports
Rear Spoilers
Rocker Panel
Roof Panel
Trim and Moldings
Truck Bed & Parts
Truck Cab & Parts
Valances
Weatherstrip
Window and Windshield
View All

Battery Management (BMS)
CAN Bus Expansion
Combined Charging (CCU)
Digital CAN Keypads
Conversion Brackets and Accessories
Displays
High Voltage Contactors
High Voltage Disconnects
Power Distribution (PDU)
Sensors, Connectors, and Accessories
Vehicle Controls (VCU)
Wiring Harnesses
View All

Body Hardware and Plugs
Engine Fasteners and Hardware
Hood Pin Kits
Magnetic Fasteners
Quarter Turn Fasteners
Safety Wire
Transmission and Drivetrain
Wheel and Tire
View All

Header Gaskets
Other Gaskets
Carburetor Gaskets
Collector Gaskets
Differential Cover Gaskets
Gasket Kits
Gasket Material
Head Gaskets
Intake Gaskets
Oil Pan Gaskets
RTV and Sealants
Seals
Supercharger Gaskets
Timing Cover Gaskets
Transmission Gaskets
Valve Cover Gaskets
View All

Digital Displays and Touchscreens
Gauge Sets
Analog Gauges
Digital Gauges
Gauge Accessories and Harnesses
Gauge Adapters and Fittings
Shift Lights
Tach Adapters
View All

Tune Up Kits
Ignition Boxes
Distributors
HyperSpark Ignition for Sniper EFI
Crank Triggers
Electronic Conversion Kits
Heat Shielding
Ignition Coils
Ignition Harnesses
Ignition and Electrical Components
Magnetos
RPM & Timing Controls
Smart Coil and Components
Spark Plug Wires
Spark Plugs
View All

Carbureted Intake Manifolds
Carburetor and Manifold Combos
EFI Intake Manifolds
Installation Parts and Accessories
Roots Supercharger Intake Manifolds
View All

Audio Components
Carpet
Console
Custom Interior
Dash
Door
Floor Mats
Gauges
Glove Box
Headliners and Components
Horn
Instrument Panels and Components
Lights
Pedals and Pedal Pads
Rear View Mirror
Seat
Seatbelt
Steering Wheels
Sunvisor And Components
Trim
Trunk
View All

Mounts and Accessories
Fog Lights
Headlights
LED Cube Lights
Bezels and Trim
LED Light Bars
LED Work Lights
Marker and Signal Lamps
Tail Lights
View All

LS Swap Systems
LS EFI Systems
LS Intakes
LS Exhaust
EFI Components
Engine and Transmission mounts
Fuel Pump Regulator and Filter
Fuel Tanks
LS Accessory Drive Brackets and Kits
LS Drivetrain
LS Engine Components
LS Gaskets
LS Ignition Products
LS Swap Oil Pans
LS Swap Radiators
LS Throttle Bodies
LS Tools
LS Valve Covers & Engine Appearance
LS and LT Nitrous Systems
View All

Marine
Motorcycle
UTV
ATV
Personal Watercraft
Small Engine
View All

EFI Systems
Carbureted Plate Systems
Diesel Systems
Powersport Systems
Bottles and Accessories
Controllers and Accessories
Direct Port Systems
Distribution Blocks, Filters, Adapters and Fittings
Electrical and Wiring
Fuel Pumps and Regulators
Gauges
Hose Lines and Tubing
Intercooler Sprayers
Microswitch and Solenoid Mounting Brackets
NOS Jets
Nitrous Blowdown Hoses and Tubes
Nitrous Plates
Nozzles
Purge Kits
Refill Kits and Components
Solenoids and Solenoid Service Parts
Tools
View All

Leveling & Lift Kits
Off-Road Lighting
Seats
Winches and Recovery
Cold Air Intake
Differential Covers
Engine and Transmission
Exhaust
Fuel Systems
Ignition and Electrical
Jerry Cans
Off Road Carburetors
Shifters and Handles
Spare Tire Spacer
XDR Off Road
View All

Vapor Guard
Earls Classic Hose and Hose Ends
Speed-Seal and Speed-Flex
Hardline
Adapters
All Hose Groups
Application Specific Parts
Catch Tanks
Fuel System Components
Hose Ends
Hose Protection, Sleeving & Clamps
Mr Gasket Push-On
Mr Gasket Swivel
Oil & Cooling Systems
Plumbing Tools
Power Steering
Premade Hoses
Seals
Super Stock
Ultra Flex
UltraPro
Valves
Weld-ons and Fill Caps
View All

Body & Rust Repair
Exterior & Trim
Emblems & Badges
Interior
Air Conditioning and Heating
Air and Fuel Delivery
Books, Manuals & Brochures
Brakes
Bumper
Convertible Tops and Components
Cooling
Decals Labels & Tags
Electrical
Engine & Transmission Mounting
Exhaust
Fender Covers
Fuel Tanks & Components
Ignition
Lamps & Lighting
Longbed to Shortbed Conversion Kits
Radios & Stereos
Suspension & Steering
Trailer Hitches
Transmission & Drivetrain
Weatherstrip & Rubber
Wheels & Accessories
Windows & Windshield
Wood Bed Floor and Trim
View All

Harnesses
Helmets
Racing Suits
Gloves
Aprons
Arm Restraints
Chest and Rib Protectors
Cleaners
Drag Parachutes
Equipment Bags
Head and Neck Restraints
Seats
Shifter Boots
Shoes
Tow Straps
Undergarments
Window Nets
Youth
View All

Suspension Packages
Ball Joints
Steering Components
Control Arms
Air Ride
Body Mounts and Hardware
C-Notch Kits
Driveshaft Safety Loops
Front Drop Axles & Kingpins
Hitches and Towing
Leveling and Lift Kits
Longbed to Shortbed Conversion Kits
Roll Cage Kits
Shocks and Struts
Springs & Bumpstops
Strut Tower and Chassis Braces
Sway Bars and Components
Traction Bars and Components
View All

Plumbing Tools
Ignition Tools and Testers
Safety Wire
Carburetor Tools
Diagnostic Tools
Engine Tools
Extra Long Fender Covers
Fender Covers
Fluid Tools
Front End Covers
Hand Tools
Jumbo Fender Covers
Oils, Fluids, & Additives
Paint & Dye
Shop Tools
Trailer Tools
View All

Bellhousings and Accessories
Clutches and Flywheels
Shifters
Torque Converters and Flexplates
Internal Components
Rear Axle & Differential
Transmission Controller
Transmission Coolers
Transmission Mounts
Transmission Pans and Dipsticks
Transmission Swap Parts
Transmissions
View All

Handheld Tuners
In-Cabin Tuners and Monitors
AFM and DFM
Start/Stop Disabler
Accessories
Amp'd Throttle Booster
Dinan Software-Tuning
Inline Tuning Modules
PCM
View All

Wheels
Wheel Accessories
View All

ACCEL
ADS
AEM
AEM EV
Amp'd
Anvil Off-Road
APR
B&M
Baer Brakes
Brawler
Bright Earth
Brothers Trucks
Carroll Shelby Wheels
CataClean
Classic Instruments
Demon
Detroit Speed
DeWitts
DiabloSport
Dinan
Drake Muscle Cars
Earl's
Edge
Fender Gripper
Flowmaster
Flowmonster
Flowtech Exhaust
Frostbite Cooling
Garrett Turbochargers
Halibrand
HANS
Hays
Hilborn
HK Wheels
Holley
Holley EFI
Holley RetroBright
Hooker
Hooker BlackHeart
Hurst
Lakewood
Legendary Wheels
Mallory
Mr. Gasket
MSD
NOS
ProConnect
Proforged
Pulsar
Quick Fuel Technology
Quick Time
Racepak
RaceQuip
Range Technology
REKUDO
REV Wheels
Rocket Racing Wheels
Scott Drake
Simpson Motorcycle
Simpson Racing
Sniper
SPAL Fans
Speartech
Stilo
Street Fire
Superchips
Weiand
White Box
XDR

What Are You Working On?

Spring Cleaning Sale
Clearance

All Items

Vapor Guard
Earls Classic Hose and Hose Ends
Speed-Seal and Speed-Flex
Hardline
Ultra Flex
Power Steering
Super Stock
UltraPro
Hose Protection, Sleeving & Clamps
Plumbing Tools
All Hose Groups
Hose Ends
Adapters
Fuel System Components
Premade Hoses
Oil & Cooling Systems
Weld-ons and Fill Caps
Seals
Fasteners and Hardware
Application Specific Parts
Catch Tanks
Valves
Apparel & Collectibles

Vapor Guard
Earls Classic Hose and Hose Ends
Official Site
Speed-Seal and Speed-Flex
Hardline
Ultra Flex
View All
Menu

Home /
Earl's /
Plumbing AN Fittings and Hose /
Application Specific Parts /
LS Plumbing Parts

LS Plumbing Parts

Clutch System
Coolant and Steam Tube
Fuel System
Oil System
Power Steering
Transmission

Filter

Sort

Availability

In Stock

LS Plumbing Parts

These parts are designed for the GM Gen III/IV LS series of engines. These parts are available for most common plumbing applications on these engines.

Join the Holley Family

Stay up to date with the latest releases, events, promotions and more.

Company Info

About Us
Investors
Careers
Patents
Terms of Use
Privacy Policy
CCPA Privacy Policy

Technical Support

Technical Resources
Product Registration
Warranty Information

Help

Track Your Order
Report a Damaged Item
Returns Policy
See All Help Topics

Ask our Experts

1-866-464-6553

Monday - Friday8AM - 5PM CST

Ask our Experts

1-866-464-6553

Monday - Friday8AM - 5PM CST

Company Info
Technical Support
Order Help