Identify the kit
Compare the package SKU with PRL-HC-20L-INT-S1. Stage 1 replaces the corrugated inlet hose and uses an oiled drop-in panel filter. It is not the High Volume Intake airbox assembly. PRL says no ECU calibration is required for this kit.
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Inventory before removal
Match every component to the product page and linked installation PDF before removing factory parts. Save the original assembly and mark any discrepancy for PRL support.
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Use the right instructions
Open the exact linked instructions for the SKU. Similar product names do not establish compatibility across generations or engine types. This is a part-identification reference, not an installation sequence or emissions approval determination.
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Sources / references 2
- PRL Motorsports official product and application information ↗Reviewed Oct 8, 2026
- PRL linked Stage 1 PDF: conflicting 2022+ application heading ↗Reviewed Oct 8, 2026
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