-80x80.webp)
11-19 GM 6.6L Duramax Gator Heavy Duty Harmonic Damper Bolt
$36.99
- Part Number: HDB66
- Est. Ship Time: Usually Ships By Next Business Day
SSL SECURE
TRANSACTION
AUTHENTIC
PRODUCTS
GUARANTEED PREMIUM
QUALITY
A+ Rating
Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.6L together whether you're building a tow rig, race truck or just a ..
$279.99
If you are wanting to keep your 6.6L Duramax on the road for the long haul, you need the high quality parts like these Gator Fastener Rod Bolts. ..
$209.99
If you are wanting to keep your 6.0L Power Stroke on the road, you need to replace your head bolts with upgraded head st..
$424.99
Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.0L together whether you're building a ..
$414.99
Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.6L together whether you're building a tow rig, race truck or just a ..
$279.99
If you are wanting to keep your 6.4L Power Stroke on the road, you need to replace your head bolts with upgraded head studs. Gator Fastens are extreme..
$524.99
Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.4L together whether you're building a tow rig, race truck or just a ..
$414.99
Gator Fasteners Heavy Duty Head Studs are design to hold up to the pressure of your 6.7L whether you're building a tow rig, race truck or just a daily..
$579.99
If you are wanting to keep your LP5 6.6L Duramax on the road for the long haul, you need to replace your head bolts with upgraded head studs. These he..
$599.99
Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 24 Valve 5.9L together whether you're building a tow rig, ra..
$259.99
If you are wanting to keep your 5.9L or 6.7L Cummins on the road for the long haul, you need to replace your head bolts with upgraded head studs. ..
$424.99
If you are wanting to keep your 7.3L PMR Powerstroke on the road for the long haul, you need the high quality parts like these Gator Fastener Rod Bolt..
$149.99
Temporarily Unavailable
Fits 2001-2016 Chevy/GMC 6.6L duramax
If you are wanting maximum strength to keep your high horsepower 6.6L Duramax on ..
$0.00
When it comes to keeping your 6.6L Duramax diesel engine (LB7, LLY, LBZ, LMM, LML) together under extreme stress, the Gator Fasteners Heavy Duty Head ..
$549.99
If you are wanting to keep your 6.0L or 6.4L Power Stroke on the road for the long haul, you need the high quality parts like these Gator Fastener Rod..
$124.99
If you are wanting to keep your LP5 6.6L Duramax on the road for the long haul, you need to replace your head bolts with upgraded head studs. These he..
$599.99
The WCFab L5P Up Pipe Bolt Kit is comprised of 12 specially selected high-strength ARP fasteners and matched washers with a pack of assembly lube are ..
$60.14
Backordered
Backordered with no ETA (Updated 1/12/26)
Fits: 2001-2019 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML/L5P
This OptiTorque Technologies 10799 Harmonic Ba..
$21.99
New
Fits: 2001-2024 GM 6.6L LB7/LLY/LBZ/LMM/LML/L5P Duramax
A high-strength harmonic balancer bolt with extra-tall 12-point head for easier ..
$24.95
Fits: 2017-2023 GM 6.6L Duramax L5P
This OptiTorque 10793 TorqueMaster Main Stud Kit is the perfect component for your truck. This kit is built wit..
$599.99
L5P Duramax Head Gasket Kit
If you are replacing blown head gaskets or rebuilding an L5P Duramax diesel engine, you are going to need quite a few par..
$793.68
Upgrade the OEM head bolts on your 2017-2023 GM 6.6L Duramax L5P when you purchase the XDP X220 Series Head Stud Kit XD3017HS. Upgrading the factory h..
$574.95
SoCal Diesel is a company known for providing high-performance diesel parts and accessories, particularly for trucks and heavy-duty vehicles. They foc..
$375.00
ARP 2000 head stud kit for L5P Duramax trucks. These studs feature a 220,000 PSI Tensile Strength.
ARP: 230-4301..
$739.28
Fleece Performance M8x1.25x20 Hex Bolt with M6x1.0x15 stud is perfect for custom applications and mountings. Produced in-house, this stud is prod..
$9.49
Fits: Universal - M8 X 1.25Get your engine block ready to assemble with the XDP Thread Cleaning Chaser (M8x1.25) XD40128TC. An essential tool for anyo..
$19.95
Fits: Universal- M16 X 2.0 Use the XDP Thread Cleaning Chaser (M16x2.0) XD40127TC to get your engine block ready for assembly. An essential tool for a..
$19.95
Fits: Universal- M12 X 1.75Prepare your engine block for re-assembly with the XDP Thread Cleaning Chaser (M12x1.75) XD40125TC. This is a must-have for..
$19.95
Fits: Universal-M12 X 1.5Get your engine block ready for assembly with the XDP Thread Cleaning Chaser (M12x1.5) XD40124TC. A thread cleaning chaser is..
$19.95
Fits: Universal- M14 X 2.0Get your engine block ready for assembly with the XDP Thread Cleaning Chaser (M14x2.0) XD40126TC from XDP. This is an essent..
$19.95