587 products
Duramax
Shop Duramax from Hilltop Diesel Performance. Browse performance, replacement, service and supporting parts, and verify exact year, engine and vehicle fitment before ordering.
SALE
HSP Diesel
HSP Diesel Factory Replacement Coolant Tank - Polar White - LB7 Duramax
$443.44$425.99
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SALE
S&S Diesel
S&S Diesel SuperSport CP3 High-Pressure Fuel Pump - LB7 Duramax
$1,130.00$1,084.95
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SALE
Merchant Automotive
Merchant Automotive Turbo Install Gasket Kit - Federal Emissions - LB7 Duramax
$74.99$72.95
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SALE
PPE
PPE Performance Silicone Engine-to-Cab Coolant Hose - LB7 Duramax
$11.69$11.22
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SALE
Merchant Automotive
Merchant Automotive Transfer Case Front Output Seal Driver - LB7 Duramax
$41.63$40.95
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SALE
PPE
PPE High-Flow 304 Stainless Downpipe - LB7 Duramax
$170.99$164.99
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SALE
Merchant Automotive
Merchant Automotive Transfer Case Front Output Seal - LB7 Duramax
$19.34$18.99
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SALE
Merchant Automotive
Merchant Automotive PCV Valve Kit - LB7 Duramax
$39.65$38.95
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SALE
HSP Diesel
HSP Diesel Stock Turbo Intake Horn - Satin Black - LB7 Duramax
$175.75$168.99
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SALE
HSP Diesel
HSP Diesel Cold Side Intercooler Tube - Raw - LB7 Duramax
$228.00$218.99
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SALE
HSP Diesel
HSP Diesel Stock Turbo Intake Horn - Illusion Cherry - LB7 Duramax
$175.75$168.99
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SALE
Titan Turbo Service
Titan Turbo Service Gen2 64/62 Ultimate Towmaster - LB7 Duramax
$1,525.00$1,464.99
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SALE
Edge Products
Edge EZ Module - 2024-2026 L5P Duramax
$599.95$576.95
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SALE
S&B
S&B Intake with Dry Disposable Filter - 2001-2004 LB7 Duramax
$379.00$363.95
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SALE
Merchant Automotive
Merchant Automotive Water Pump Gasket Kit - 2001-2016 Duramax
$41.72$40.95
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SALE
Merchant Automotive
Merchant Automotive Passenger-Side Injector Return Line - 2004.5-2010 Duramax
$59.72$57.95
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SALE
Fleece Performance
Fleece Secondary MAP Sensor Spacer - 2024-2025 L5P Duramax
$68.99$66.99
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SALE
Edge Products
Edge EvoHT2 Tuner with ECM Unlock Tool - 2020-2023 L5P Duramax
$1,099.95$1,056.95
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SALE
Fleece Performance
Fleece MAP Sensor Spacer with Boost Reference Port - 2017-2024 L5P Duramax
$68.99$66.99
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SALE
Alliant Power
Alliant Power Fuel Contamination Kit - 2011-2016 LML Duramax
$3,981.92$3,822.99
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SALE
Bosch
Bosch Passenger-Side Injector Return Line - 2004.5-2010 Duramax
$50.40$48.95
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SALE
Powerstroke Products
Powerstroke Products Head Gasket Set - 2011-2016 LML Duramax
$375.00$360.95
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SALE
Alliant Power
Alliant Power Fuel Rail Pressure Sensor - 2017-2023 L5P / L5D Duramax
$148.58$142.99
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SALE
Alliant Power
Alliant Power EGT Sensor Position 1 - 2011-2016 LGH Duramax
$42.94$41.95
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Diesel parts guide
Shopping Duramax
Hilltop Diesel Performance organizes parts around real truck fitment so you can move from platform to the component you need without digging through an unrelated catalog. For Duramax applications, start with your exact year and engine, then verify configuration-specific notes on the product page before ordering.
Common upgrade and service paths include fuel delivery, injectors, turbochargers, intake and charge-air parts, exhaust, cooling, transmission components, filtration, sensors, gaskets, hardware and supporting installation parts.