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Compared to cast manifolds
The Sierra 18-5770-1 bolts in place of your factory ignition module with minimal rewiring — usually a straight plug-and-play with OEM harnesses
spring rate
0-inch mandrel-bent 409 stainless steel for durability and corrosion resistance
aFe Momentum GT Pro 5R Air Intake Systems for 2014-2016 2500, 3500 - 54-72103 Air Conditioning Compressor Clutches Compared to cast manifoldsThis aFe Momentum GT air intake system (part 54 72103) is a complete intake upgrade for 2014 2016 2500, 3500. It replaces the factory air box and snorkel with a free flowing design that drops intake air temperatures and increases volumetric efficiency. The fully enclosed air box that isolates the filter from engine bay radiant heat and pulls dense outside air through a snorkel, while the engineered intake tube delivers higher velocity airflow to the
