BPS Caterpillar C12 - C13 K31 Turbo - 74mm Billet Wheel

Experience Superior Performance with BPS CAT C12 - C13 K31 BILLET 74mm Turbocharger

BPS Turbo is your source for innovative heavy diesel turbo solutions.  BPS CAT C12 - C13 K31 BILLET 74mm Turbocharger is proudly made right here at home in our facilities.  We pride ourselves on providing industry leading customer service and the most cutting-edge heavy diesel turbocharger. 

Maximize the top-end power of your Caterpillar C12 and C13 engines with the BPS K31 BILLET CAE 74mm Turbocharger, optimized for single turbo conversions. Featuring a T51R-modified compressor volute for lightning-fast spool-up and an internally gated K31 design for rapid response and exceptional durability, this turbo delivers superior performance. The advanced 74mm CAE (Computer-Aided Engineering) billet compressor wheel enhances airflow for improved top-end power, supporting 450-600HP. Precision-engineered to surpass OEM standards, the BPS K31 ensures unmatched reliability and efficiency for heavy-duty trucks and equipment. Backed by a 1-year unlimited mileage warranty, it’s the ultimate upgrade for Cat C12 and C13 engines. Shop now for fast shipping and expert support!

Key Features:

• 74mm CAE billet compressor wheel for enhanced top-end airflow

• T51R-modified compressor volute for rapid spool-up

• Internally gated K31 for quick response and long service life

• Ideal for Cat C12 and C13 single turbo conversions (450-600HP)

• 1-year unlimited mileage warranty

Cross Reference Part Numbers:

• OEM Replacement Turbo Part Numbers: 0R7578, 115-2989, 0R-6051, 0R7292, 0R7575, 0R7579

• BorgWarner Turbo Part Numbers (Replacements/Equivalents):

  • 172743 (K31, direct fit for DDEC 3/4 equivalents, commonly used on C12)

  • 178120 (S4DS025, cross with 0R-6051)

  • 177148 (S410G, upgrade for 425-550HP)