M11 Cummins Diesel Emissions Test | Cerma STM-3 Results

Cummins M11 Diesel Emissions Test Results

Real-world emissions testing on a Cummins M11 diesel engine demonstrates the dramatic impact of Cerma STM-3 treatment. This independent smoke test was performed by A & B Truck Repair in Modesto, California.

Test Details

Parameter Details
Engine Cummins M11 Diesel
Test Location A & B Truck Repair, Modesto, CA
Vehicle Test truck #112, ~2,000 miles on overhauled engine
Treatment 16 oz Cerma Engine Treatment
Drive Time 12 miles after treatment

Emissions Test Results

Test Before Cerma After Cerma Reduction
Test 1 22.4 3.4 85%
Test 2 18.3 2.1 89%
Test 3 20.0 2.6 87%
Average 20.2 2.7 87%

Key Findings

  • 87% average reduction in smoke emissions
  • Results visible after only 12 miles of driving
  • Consistent improvement across all three tests
  • Independent testing by professional truck repair facility

What This Means for Diesel Owners

These results demonstrate Cerma STM-3 technology's ability to dramatically reduce harmful diesel emissions. For fleet operators and truck owners facing emissions testing requirements, Cerma treatment can help vehicles pass smoke tests and reduce environmental impact.

View Original Test Documentation

Review the complete test report from A & B Truck Repair below: