Skip to content
Home
Duramax
Gen-Y Hitch
Opti-Lube
Amsoil
Racing Products
Merch
Important Links
3D Prints
Need help?
sales@underdog-diesel.com
Follow Us
Facebook
Instagram
Back
Duramax
Duramax 2001-2004 LB7
Duramax 2004.5-2005 LLY
Duramax 2006-2007 LBZ
Duramax 2007.5-2010 LMM
Duramax 2011-2014 LML
Duramax 2015-2016 LML
Duramax 2017-2019 L5P
Duramax 2020-2021 L5P
Back
Gen-Y Hitch
Standard Drop Hitches
Torsion Flex Drop Hitches
Back
Racing Products
Battery Chargers
Lithium Batteries
Back
Merch
Shirts
Hoodie
Hats
Gear
Back
Important Links
Important Links & Downloads
Wholesale Account
Back
Duramax 2001-2004 LB7
Intakes
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Back
Duramax 2004.5-2005 LLY
Intakes
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Cooling System
Back
Duramax 2006-2007 LBZ
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Back
Duramax 2007.5-2010 LMM
Modules/Tuners
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Back
Duramax 2011-2014 LML
Modules/Tuners
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Back
Duramax 2015-2016 LML
Modules/Tuners
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Back
Duramax 2017-2019 L5P
Modules/Tuners
Fuel System
Intakes
Cooling System
Exhaust System
Electronics/Monitors
Engine Components
Transmission & Drivetrain
Steering & Suspension Components
Suspension
Towing
Exterior Accessories
Back
Duramax 2020-2021 L5P
Electronics/Monitors
Modules/Tuners
Fuel System
Intakes
Cooling System
Exhaust System
Steering & Suspension Components
Suspension
Exterior Accessories
Interior Accessories
Towing
UnderDog Diesel
Clear
All categories
All categories
Batteries
Cooling System
Engine Component
EXHAUST SYSTEMS
Exterior Accessories
FUEL SYSTEM
Garage Accessories
Gauges/Monitors
Gift Card
Intakes
Interior Accessories
Modules
Oil Additives
OPTIONS_HIDDEN_PRODUCT
Shirts
Steering Components
Steering Components 01-10
Steering Components 11-17
Suspension Components
SUSPENSION LIFTS
TOWING
TRANSMISSION
Turbocharger
Close
Currency
USD $
AUD $
CAD $
SEK kr
USD $
Login
0
Cart
Your cart is empty
Shop our products
Home
Duramax
Duramax 2001-2004 LB7
Intakes
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Duramax 2004.5-2005 LLY
Intakes
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Cooling System
Duramax 2006-2007 LBZ
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Duramax 2007.5-2010 LMM
Modules/Tuners
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Duramax 2011-2014 LML
Modules/Tuners
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Duramax 2015-2016 LML
Modules/Tuners
Intakes
Cooling System
Exhaust System
Fuel System
Engine Components
Turbochargers
Electronics/Monitors
Steering & Suspension Components
Suspension
Towing
Transmission & Drivetrain
Exterior Accessories
Duramax 2017-2019 L5P
Modules/Tuners
Fuel System
Intakes
Cooling System
Exhaust System
Electronics/Monitors
Engine Components
Transmission & Drivetrain
Steering & Suspension Components
Suspension
Towing
Exterior Accessories
Duramax 2020-2021 L5P
Electronics/Monitors
Modules/Tuners
Fuel System
Intakes
Cooling System
Exhaust System
Steering & Suspension Components
Suspension
Exterior Accessories
Interior Accessories
Towing
Gen-Y Hitch
Standard Drop Hitches
Torsion Flex Drop Hitches
Opti-Lube
Amsoil
Racing Products
Battery Chargers
Lithium Batteries
Merch
Shirts
Hoodie
Hats
Gear
Important Links
Important Links & Downloads
Wholesale Account
3D Prints
Home
Opti-Lube
Filters
Availability
In stock (12)
Out of stock (5)
Price
$
-
$
View results
Opti-Lube
12 products
Showing 1 - 12 of 12 products
Filter
Showing 1 - 12 of 12 products
Display: 24 per page
Display
24 per page
36 per page
48 per page
Sort by
Sort by: Alphabetically, A-Z
Sort by
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
View
Opti-Lube
Opti Lube Gel Melt Formula
Sale price
From
$12.80
Choose options
Quick view
Opti-Lube
Opti-Lube Agriculture Formula
Sale price
From
$17.71
Choose options
Quick view
Opti-Lube
Opti-Lube Boost! Formula
Sale price
From
$15.90
Choose options
Quick view
Opti-Lube
Opti-Lube Diesel Fuel Competition Kit: 1 Pure Cetane Quart & 1 Pure Lube 16oz
Sale price
$30.83
Only 2 units left
Add to cart
Quick view
Opti-Lube
Opti-Lube Gas Enhance Fuel Additive
Sale price
From
$37.00
Only 2 units left
Choose options
Quick view
Opti-Lube
Opti-Lube Oil Fortifier w/ ZDDP
Sale price
From
$9.39
In stock
Choose options
Quick view
Opti-Lube
Opti-Lube Single Clean Diesel System Cleaner
Sale price
$12.78
Add to cart
Quick view
Opti-Lube
Opti-Lube Stiction RX
Sale price
$26.58
In stock
Add to cart
Quick view
Opti-Lube
Opti-Lube Summer+ Formula
Sale price
From
$16.32
Choose options
Quick view
Opti-Lube
Opti-Lube Winter Diesel Formula
Sale price
From
$17.57
Choose options
Quick view
Opti-Lube
Opti-Lube XL Xtreme Lubricant Formula
Sale price
From
$14.12
In stock
Choose options
Quick view
Opti-Lube
Opti-Lube XPD Formula
Sale price
From
$17.37
Choose options
Quick view
Filters
(0)
Clear
Filters
Availability
In stock (12)
Out of stock (5)
Price
$
-
$
Recently viewed
Opens in a new window.
