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17201-74090 CT15B CT20B Turbocharger Replacement for Toyota ST215 Caldina 3S-GTE

Type Turbocharger Part # 17201-74090 Models CT15B CT20B
Cross Reference 17201-74091
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This aftermarket 17201-74090 CT15B/CT20B turbocharger serves as a replacement unit for Toyota ST215 Caldina vehicles equipped with the 3S-GTE engine. Designed for B2B buyers and repair shops, this assembly references OEM number 17201-74091 to assist with fitment verification. Verify engine code and vehicle application details before ordering to ensure correct installation.

Key Specifications

This section outlines the core identification details for the 17201-74090 turbocharger assembly. Buyers should verify the specific turbo model designation, listed as CT15B or CT20B, to ensure alignment with their engine requirements. The unit is associated with OEM reference number 17201-74091, which serves as a primary cross-reference for fitment checks. Confirm that the physical dimensions and mounting flange patterns match your existing setup before finalizing the order. Accurate part number verification helps prevent installation issues and ensures the correct replacement component is sourced for your Toyota ST215 Caldina 3S-GTE application.

Application & Compatibility

This turbocharger is listed for Toyota ST215 Caldina vehicles equipped with the 3S-GTE engine. Buyers should verify the specific engine code and vehicle model against the part number 17201-74090 before ordering. The unit references OEM number 17201-74091 to assist with identification. Confirm that the turbo model designation, such as CT15B or CT20B, matches your application requirements. Always check mounting flange patterns and oil line connections to ensure proper installation. Verify all details with your service manual to avoid fitment issues.

Technical Notes

Review the CT15B and CT20B model designations to confirm the correct turbocharger variant for your 3S-GTE engine. These models may differ in compressor housing geometry and turbine wheel size, impacting boost response and airflow characteristics. Verify that the inlet and outlet flange dimensions match your existing exhaust and intake piping. Check oil supply and drain line connections to ensure proper lubrication and cooling. Confirm wastegate actuator specifications align with your engine management system requirements. Technical fitment support is available to assist with specific configuration questions.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 17201-74090 CT15B/CT20B turbocharger. Worldwide shipping is available for this aftermarket replacement unit. Our team provides technical fitment support to help verify part numbers and OEM references like 17201-74091. Contact us to confirm stock availability and shipping timelines for your Toyota ST215 Caldina 3S-GTE application. We assist distributors and repair shops in sourcing correct turbocharger assemblies efficiently.

Product FAQ

This unit references OEM number 17201-74091. Verify this reference against your vehicle's service manual to confirm fitment for Toyota ST215 Caldina 3S-GTE applications.

Confirm the specific A/R ratio required for your 3S-GTE engine setup, as CT15B and CT20B variants may differ. Incorrect ratios can affect boost response and engine performance.

If your vehicle uses a twin-turbo configuration, verify if this unit is intended for the primary or secondary turbo position. Check mounting flanges and oil/cooling lines for symmetry.

Ensure the bypass valve or wastegate actuator matches the pressure requirements of your 3S-GTE engine. Proper valve operation is critical for maintaining safe boost levels and preventing surge.

TOYOTA and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by TOYOTA.

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Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.