KN Performance Air Intake Systems
K&N Engineering Air Intake Systems › Cold Air Intakes

KN Performance Air Intake Systems

Part # knn57S-4521 MFR # 57S-4521 UPC 024844374004 ID 873861

K&N 12-20 Holden Colorado L4-2.8L DSL Performance Air Intake System

✓ In Stock (4 locations)
$472.99
MAP price — best available price
Free ground shipping on eligible orders
⚠️ Prop 65 Warning — Contains chemicals known to the State of California to cause cancer or reproductive harm.
⚠️ Not CARB Approved — Race/off-road use only. Not legal for street use on California-registered vehicles.
⚠️ CARB Acknowledgment Required — Buyer must confirm emissions compliance at checkout.
Identification
BrandK&N Engineering
Part Numberknn57S-4521
MFR Part #57S-4521
UPC / Barcode024844374004
Item ID873861
Price GroupK&N
Born-On Date2025-07-11
CategoryAir Intake Systems
SubcategoryCold Air Intakes
Dimensions & Shipping
Dimensions24.0" × 16.0" × 15.0" (L×W×H)
Weight9.00 lbs
LTL FreightStandard Parcel
Air ShippingEligible
Stock & Availability
Status ✓ In Stock (4 locations)
Warehouses
● 01 ● 02 ● 03 ● 59
Regular StockNo
PowersportsNo
Compliance & Regulations
Prop 65⚠ Warning Required
CARBNot CARB Approved
CARB Ack.Required
ActiveActive
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