HomeEmission Control > Evaporative SystemStandard Ignition CP3722 Vapor Canister
Part #: CP3722

Standard Ignition CP3722 Vapor Canister

⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus, NX200t and NX300
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition Vapor Canister CP3722

The Standard Ignition CP3722 vapor canister is designed specifically for Lexus NX200t and NX300 models. This essential emission control component helps manage fuel vapor emissions efficiently, ensuring your vehicle meets environmental standards.

  • Color/Finish: Black for durability and corrosion resistance
  • Filter Element Included: Yes, with charcoal filter media for effective vapor absorption
  • Connector Gender: No connector, simplifying installation
  • Connector Quantity: 0, designed for direct fitment
  • Port Quantity: 3 ports to support proper vapor flow

Detailed Product Description

The Standard Ignition CP3722 vapor canister features a charcoal filter media that captures and stores fuel vapors from the fuel tank, preventing them from escaping into the atmosphere. Its black finish provides resistance against environmental wear, while the three-port design ensures compatibility with the Lexus NX200t and NX300 evaporative systems. The absence of connectors means this vapor canister is intended for direct integration with existing vehicle fittings, reducing complexity during replacement.

Purpose and Common Issues Addressed

  • Reduces harmful hydrocarbon emissions by capturing fuel vapors
  • Prevents check engine light activation related to evaporative system faults
  • Helps maintain fuel system pressure and efficiency
  • Addresses fuel odor issues caused by vapor leaks
  • Supports compliance with emission regulations for Lexus NX200t and NX300

Installation Notes and Tips

When installing the Standard Ignition CP3722 vapor canister, ensure the three ports align correctly with the vehicle’s evaporative system hoses. Since this part does not include connectors, verify that existing connectors are in good condition before installation. It is recommended to inspect related hoses and seals for wear or damage to prevent future leaks.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for your Lexus NX200t and NX300. The CP3722 vapor canister includes a limited warranty against defects in material and workmanship, ensuring confidence in your purchase.

BrandStandard Ignition
Part NumberCP3722
Color/FinishBlack
Connector GenderNo connector
Connector Quantity0
Filter Element IncludedYes
Filter MediaCharcoal
Port Quantity3

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
2021LexusNX300N/A
2020LexusNX300N/A
2019LexusNX300N/A
2018LexusNX300N/A
2017LexusNX200tN/A
2016LexusNX200tN/A
2015LexusNX200tN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2-705827774078020CP1886CP3722VC4827

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.