Hey Jleonard, how did you enhanced the airflow box on your truck? Any pictures? Thanks
1991 250 CUMMINS DIESEL DODGE TRUCK LE 3/4 TON. EARLY YEAR. NON-INTERCOOLED. A/C, REBUILT TORQUE CONVERTER BY HUGHES PERFORMANCE. GRAVES PRO SHOP (SAN ANTONIO) TX REBUILT HEAVY-DUTY 727 TORQUE FLITE 3-SPEED AUTOMATIC FOR TOWING WITH A BRAND NEW GEAR VENDOR. WOW! 3. 07 DIFF. RANCHO ADJUSTABLE REAR, BILSTEIN FRONT, K&N FILTER, AUX-COMBO TOOLBOX WITH 40 DIESEL GALLON TANK. THIS TRUCK HAS A GRAND TOTAL OF 85,000 MILES.