Mastercool 43301-A 27‑Piece Radiator Pressure & Vacuum System Kit – Professional Leak Tester & Coolant Refill Tool with Durable Gauge and 19 Adapter Set (0–35 psi)

Mastercool 43301-A 27‑Piece Radiator Pressure & Vacuum System Kit – Professional Leak Tester & Coolant Refill Tool with Durable Gauge and 19 Adapter Set (0–35 psi)

• ✔️ 27‑PIECE PROFESSIONAL KIT – Includes hand pump, vacuum refill tool, thermometer, universal radiator cap, coolant hose, cap connectors, and 19 radiator adapters
• ✔️ PRESSURE + VACUUM FUNCTIONALITY – Diagnose both external and internal cooling system leaks and refill coolant without introducing air
• ✔️ ACCURATE 0–35 PSI GAUGE – Durable, workshop-tested pressure gauge ensures precise and consistent readings
• ✔️ 19 VEHICLE-SPECIFIC ADAPTERS – Includes adapters #2–#4 (steel) and #6–#17, #19, #21–#23 (aluminum), plus blue and black cap connectors (R123/R125 and R123/R124)
• ✔️ BUILT FOR LONGEVITY – Aluminum and steel construction with reinforced fittings for daily shop use
• ✔️ SECURE CONNECTIONS AND SEALS – Avoids the issues found in lower-cost kits with loose-fitting plastic parts
• ✔️ U.S.-BASED CUSTOMER SUPPORT – Backed by Mastercool’s responsive and knowledgeable technical service team