The BD Blog

Expert technical insights, high performance engineering deep dives, and real-world diesel solutions straight from the BD R&D lab.

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Turbocharger Health Checklist: 12 Tests Before You Replace a Turbo

Turbocharger Health Checklist: 12 Tests Before You Replace a Turbo

2 min read
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6.4L Power Stroke Problems: 10 Common Issues & Real Fixes (2008–2010)

6.4L Power Stroke Problems: 10 Common Issues & Real Fixes (2008–2010)

3 min read
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6.0L Power Stroke Problems: 10 Common Issues & Real Fixes (2003–2007)

6.0L Power Stroke Problems: 10 Common Issues & Real Fixes (2003–2007)

4 min read
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4R100 vs 5R110: Towing Shift Strategy, Heat Control & What Actually Breaks

4R100 vs 5R110: Towing Shift Strategy, Heat Control & What Actually Breaks

3 min read
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Duramax LLY/LBZ Problems: 10 Common Issues & Real Fixes (2004.5–2007)

Duramax LLY/LBZ Problems: 10 Common Issues & Real Fixes (2004.5–2007)

9 min read
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Aisin AS69RC Problems: 7 Big Failure Modes & How to Upgrade for Heavy Hauling

Aisin AS69RC Problems: 7 Big Failure Modes & How to Upgrade for Heavy Hauling

6 min read
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Duramax LB7 Problems: 10 Common Issues, Symptoms & How to Fix Them (2001–2004)

Duramax LB7 Problems: 10 Common Issues, Symptoms & How to Fix Them (2001–2004)

8 min read
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Silverado/Sierra 1500 V8 Exhaust Manifold Bolts Keep Breaking (2002–2013): Symptoms, Fixes & BD Manifold Kit

Silverado/Sierra 1500 V8 Exhaust Manifold Bolts Keep Breaking (2002–2013): Symptoms, Fixes & BD Manifold Kit

4 min read
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6.7L Power Stroke Problems (2011–2024): 10 Common Issues, Symptoms & Real Fixes

6.7L Power Stroke Problems (2011–2024): 10 Common Issues, Symptoms & Real Fixes

9 min read
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Ram 5.7 HEMI Exhaust Manifold Leak & Broken Bolts (2009–2022): Symptoms, Fixes & BD Manifold Kit

Ram 5.7 HEMI Exhaust Manifold Leak & Broken Bolts (2009–2022): Symptoms, Fixes & BD Manifold Kit

5 min read
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6.7L Cummins Exhaust Manifolds (2007.5–2024): Thick-Wall Pulse Design, Slip-Joint Reliability & Install Guide

6.7L Cummins Exhaust Manifolds (2007.5–2024): Thick-Wall Pulse Design, Slip-Joint Reliability & Install Guide

4 min read
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5.9L Cummins (2004.5–2007) Exhaust Manifolds: Pulse-Flow Upgrade, Warpage Fix & Install Guide

5.9L Cummins (2004.5–2007) Exhaust Manifolds: Pulse-Flow Upgrade, Warpage Fix & Install Guide

4 min read
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5.9L Cummins Common-Rail (2003–2004) Exhaust Manifolds: Pulse-Flow Upgrade, Crack Fixes & Install Guide

5.9L Cummins Common-Rail (2003–2004) Exhaust Manifolds: Pulse-Flow Upgrade, Crack Fixes & Install Guide

3 min read
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6.4 Power Stroke Exhaust Manifolds (2008–2010): Leak Fix, Hardware, Install & Flow

6.4 Power Stroke Exhaust Manifolds (2008–2010): Leak Fix, Hardware, Install & Flow

3 min read
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5.9L Cummins 24-Valve (1998.5–2002) Exhaust Manifolds: VP44 Era Fixes, Pulse-Flow Gains & Install Guide

5.9L Cummins 24-Valve (1998.5–2002) Exhaust Manifolds: VP44 Era Fixes, Pulse-Flow Gains & Install Guide

4 min read
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