Cold air intake, headers, cat back exhaust. Those are cheap anything else would be like supercharging, bore the engine out, upgrade internals. There are many different upgrades. The few that cost less than $200 will get you about 15-20hp per upgrade.
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Cold air intake, headers, cat back exhaust. Those are cheap anything else would be like supercharging, bore the engine out, upgrade internals. There are many different upgrades. The few that cost less than $200 will get you about 15-20hp per upgrade.