1999 Pontiac Trans Am - Bolt-On Inspiration - Part 2
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Cost-effective Mod! MTI Airbox LIDThe factory upper airbox assembly can be improved upon in several areas. Notice the ridges cast into the top of the lid and how the entrance and exit of air into the box are squeezed down into an oblong shape. Airflow is disturbed significantly as the air enters the opening to exit toward the MAF and has to be routed to twin baffles and squeezed out of a smaller opening. View Related Article
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