Budget power ranking: Cold air intakes, cat-back exhausts, ECU tunes, and headers are ranked by ease, cost, and potential horsepower gains. DIY or pro help: Some upgrades take under an hour, while ...
Affordable power gains: Four sub-$1,000 modifications can deliver measurable horsepower increases without an engine swap, according to Jalopnik. Ease-to-effort ranking: Cold air intakes are the ...
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