Best Sellers | 2020-2025 GM 6.6 Duramax L5P

When shopping for diesel performance parts, or really anything in life, have you ever felt completely overwhelmed with all of the choices? Everyone says their particular "thing" is better than the nex ... read more

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AFE Stock Replacement Magnum Flow Pro 5R Filter 20-24 GM 3.0L Duramax LM2/LZ0 AFE-30-10292 3.00

AFE 30-10292

AFE Stock Replacement Magnum Flow Pro 5R Filter 20-24 GM 3.0L Duramax LM2/LZ0 $ 75.6 2050-01-01

Increase airflow into your 3.0L Diesel engine in your GM 1500 with this simple drop in AFE Pro 5R Air Filter. AFE Stock Replacement Magnum Flow Pro Dry S Filter 20-24 GM 3.0L Duramax LM2/LZ0 AFE-31-10292 3.00

AFE 31-10292

AFE Stock Replacement Magnum Flow Pro Dry S Filter 20-24 GM 3.0L Duramax LM2/LZ0 $ 75.6 2050-01-01

Increase airflow into your 3.0L Diesel engine in your GM 1500 with this simple drop in AFE Pro Dry S Air Filter. AFE Pro Guard HD Fuel Filter 17-24 GM 6.6L Duramax L5P | 20-24 GM 3.0L Duramax LM2/LZ0 AFE-44-FF023-Main 1.00

AFE 44-FF023

AFE Pro Guard HD Fuel Filter 17-24 GM 6.6L Duramax L5P | 20-24 GM 3.0L Duramax LM2/LZ0 $ 25.2 2050-01-01

Replace your fuel filter in your GM 1500 3.0L Duramac with the AFE Pro Guard Fuel Filter with higher flow and better overall filtration. AFE Rebel XD Series 304 Stainless Steel DPF-Back Exhaust 20-22 GM 3.0L Duramax LM2 AFE-49-34129-B-Main 55.00

AFE 49-34129-B

AFE Rebel XD Series 304 Stainless Steel DPF-Back Exhaust 20-22 GM 3.0L Duramax LM2 $ 706.5 2050-01-01

Unleash the inner rebel and power on your GM 1500 3.0L Duramax with this 3 ½” dual tip DPF-Back Exhaust from aFe. AFE Large Bore-HD 5" 409 Stainless Steel DPF-Back Single Exhaust 20-23 GM 6.6L Duramax AFE-49-44125-P-Main 39.00

AFE 49-44125-P

AFE Large Bore-HD 5" 409 Stainless Steel DPF-Back Single Exhaust 20-23 GM 6.6L Duramax $ 477 2050-01-01

Free up the power of your engine with AFE’s Large Bore-HD 5" 409 stainless steel DPF-back exhaust for your Duramax. AFE Momentum HD Cold Air Intake 20-24 GM 6.6L Duramax L5P AFE-50-70056-main 20.00

AFE 50-70056D

AFE Momentum HD Cold Air Intake 20-24 GM 6.6L Duramax L5P $ 395.2 2050-01-01

Upgrade your L5P's performance and MPG's with this Momentum HD cold air intake by AFE today. AFE Momentum HD Cold Air Intake 20-24 GM 3.0L Duramax LM2 AFE-50-70121T-main 0.00

AFE 50-70121D

AFE Momentum HD Cold Air Intake 20-24 GM 3.0L Duramax LM2 $ 395.2 2050-01-01

Upgrade your 1500 Duramax's performance and MPG's with this Momentum HD cold air intake by AFE today. Banks Power 19288 Black Ops Differential Cover Kit 20-24 GM / 19-24 Ram AAM 11.5/12 BAN-19288 10.00

Banks Power 19288

Banks Power 19288 Black Ops Differential Cover Kit 20-24 GM / 19-24 Ram AAM 11.5/12 $ 425 2050-01-01

The Banks Black Ops Differential cover is the first of its kind. Its unique Ram Air design cools 5 times better than any flat-back style diff covers. Banks Boost Tube Upgrade Kit 20-24 GM 6.6L Duramax L5P BAN-26005 23.00

Banks Power 26005

Banks Boost Tube Upgrade Kit 20-24 GM 6.6L Duramax L5P $ 698 2050-01-01

Have you upgraded your L5P with a cold air intake, maybe a programmer, but looking for some more power and boost? The factory intercooler pipes on each side of your intercooler are a measly 2.5" diameter and built from a combination of plastic, rubber, and metal, making them highly susceptible to cracking, leaving you stranded on the side of the road. Banks massive 3.5" boost tubes are the largest on the market, flowing more air than stock. Banks Ram-Air Intake System 20-23 GM 6.6L Duramax L5P BAN-42266-main 0.00

Banks Power 42266

Banks Ram-Air Intake System 20-23 GM 6.6L Duramax L5P $ 495 2050-01-01

The Banks Ram-Air intake system is specifically engineered for GM Duramax L5P trucks Banks 5" Single Side Exit Monster Exhaust System 20-23 GM 6.6L Duramax L5P BAN-48997-main 40.00

Banks Power 48997

Banks 5" Single Side Exit Monster Exhaust System 20-23 GM 6.6L Duramax L5P $ 628 2050-01-01

Have you noticed the factory exhaust outlet on your L5P Duramax? The stock exhaust nozzle measures a measly 2.85" that drastically reduces exhaust flow right at the tailpipe. Upgrade your system with this 5" DPF (Diesel Particulate Filter) Back system from Banks, available in either a polished or black exhaust tip. Banks iDash Stealth Pod Gauge Mounts 19-21 GM 1500 | 20-23 GM 2500HD/3500 BAN-63359-main 2.00

Banks Power 63359

Banks iDash Stealth Pod Gauge Mounts 19-21 GM 1500 | 20-23 GM 2500HD/3500 $ 109 2050-01-01

Banks pillar gauge mounts provide a clean, finished look to your vehicle's interior. They mount on the A-pillar, allowing wires and tubes to be cleanly routed.

Description

When shopping for diesel performance parts, or really anything in life, have you ever felt completely overwhelmed with all of the choices? Everyone says their particular "thing" is better than the next guy's, leaving you to do a ton of research, or just step out on a limb and take a chance sometimes when the decision isn't obvious. We've put together this particular category, specific to your 6.7L Powerstroke, that has our most popular products over the years sold for this particular model year range of truck. Whether you've got a completely stock truck and looking for recommendations on your first upgrade, or you've already started the upgrade process and wondering what's next, the below items have proven themselves to us, as well as our customers. You'll find what has proven to be the best programmer, exhaust upgrade, cold air intake, and anything else that is historically a best seller.

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