2003 GMC Topkick Heater Hoses, Pipes
- Merchant Automotive®HVAC Heater PipeGMC Topkick 6.6L 2003, HVAC Heater Pipe by Merchant Automotive®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$97.58
- Merchant Automotive®HVAC Heater Hose ConnectorGMC Topkick 6.6L 2003, HVAC Heater Hose Connector by Merchant Automotive®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Direct replacementHigh-quality construction$22.74