451-1253HDK KENWORTH & PETERBILT HD A/C COMPRESSOR FITTING KIT

Cross References Brand / Manufacturer Part Number AP Air Inc. (Main Product) 451-1253HDK Kenworth / Peterbilt (OEM Reference) Technical Specifications Feature Details / Value Product Name Kenworth & Peterbilt HD A/C Compressor Fitting Kit Product Code / MPN 451-1253HDK Fitting Design Style 90° Manifold Base Configuration Product Group A/C AND HEATING - FITTINGS - 90° Category 90° Fittings UPC Code 451-1253HDK Brand / Supplier AP AIR INC Status active Applications & Compatibility Guide Category Usage & Vehicle Alignment Guidelines Recommended Use • Intended as a commercial-grade, direct replacement compressor manifold adapter line kit to ensure tight plumbing integration at the primary compressor head ports. Fleet & Platform Fit • Kenworth & Peterbilt Heavy-Duty Trucks: - Tailored to seamlessly interface with factory-installed heavy-duty (HD) A/C compressor manifold configurations across vocational truck models and long-haul commercial tractor lines. Purpose & Function • Converts rear block port orientations into functional plumbing angles, protecting adjacent line paths from tight under-hood clearances. Engineered to sustain absolute system pressure seals and resist structural over-the-road chassis vibration to eliminate refrigerant loss.