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Turbocharger AUDI TT RS (8S) 2.5 TFSI 400 hp

Available products

2 944,87 € HT

In stock

1 exchange-standard reference(s) match the AUDI TT RS (8S) 2.5 TFSI 400 hp (294 kW petrol). Output is the deciding criterion: a part meant for another output of the same displacement will not fit.

Engine specification: 2480 cm³, petrol, built since 01/2017. Matching part number: 1855 988 0036 (BorgWarner - KKK). Compare with the code stamped on your part.

This is the only listed engine of the AUDI TT RS (8S). The code stamped on your part confirms the match: search by reference. 24-month warranty.

Frequently asked questions

About this category

The 2.5 TFSI 400 HP turbocharger category serves Audi enthusiasts and professionals working on models like the S6, S7, or RS6 where engine performance is non-negotiable. This range includes exchange-standard turbos designed to bolt directly into the original housing, eliminating the need for custom fabrication or costly modifications. Whether you're a mechanic facing a roadside failure or a hobbyist restoring a project car, these turbos provide a cost-effective path to full power restoration without compromising reliability.

Each turbo in this category is part of a carefully curated wholesale program, sourced from manufacturers with proven track records in high-performance applications. The supply chain prioritizes rapid turnover to ensure fresh stock availability, while the exchange-standard model reduces lead times compared to traditional OEM sourcing. This approach allows independent workshops to maintain service levels without tying up capital in slow-moving inventory, while DIYers gain access to professional-grade components at accessible price points.

Professional uses by trade

Different users approach turbo replacement with distinct priorities, whether it's minimizing downtime for a customer vehicle or ensuring a weekend project stays on schedule. Garages need turbos that install without surprises, while enthusiasts may prioritize cost or availability over speed. This section breaks down how each group leverages exchange-standard turbos to meet their specific needs.

  • Independent garage: Replace a failing turbo on a customer’s RS6 with a direct-fit exchange unit to restore full power and avoid extended diagnostic delays.
  • DIY enthusiast: Source a remanufactured turbo for a weekend project car, ensuring compatibility with the 2.5 TFSI engine without OEM-level pricing.
  • German workshop (DACH): Order exchange turbos with core deposit options to streamline the return process for customers, reducing paperwork and wait times.
  • Roadside repair: Carry a pre-approved exchange turbo in the van for immediate replacement on stranded vehicles, minimizing customer inconvenience.
  • Performance tuner: Select a turbo that maintains OE-like spool characteristics for a stage 1 tune, ensuring predictable power delivery without reliability risks.
  • Fleet manager: Stock exchange turbos as critical spares for company vehicles, reducing downtime during unexpected failures across multiple models.
  • Restoration specialist: Source a turbo with documented service history for a classic Audi project, ensuring authenticity and long-term reliability.
  • Passionate owner: Replace a worn turbo on a personal S7 to regain the original driving experience without compromising on quality or fitment.

Range comparison

This section compares the available exchange-standard turbos for the 2.5 TFSI 400 HP platform, highlighting their unique features and intended applications. Each option is presented with its core specifications to help buyers make an informed choice based on their specific needs.

RangeUseFormat
Turbo BorgWarner - KKK 1855 988 0036emergency roadside repairs

How to choose

Selecting the right turbo for a 2.5 TFSI 400 HP application requires balancing several factors, from core condition to installation ease. Professionals should prioritize turbos that match OE flow characteristics, while enthusiasts may focus on cost or availability. This section outlines the key criteria to evaluate before purchasing.

  1. Core condition: Choose a turbo with minimal wear on the compressor wheel and turbine blades to ensure long-term reliability after installation.
  2. Installation compatibility: Verify the turbo matches the original housing and mounting points to avoid modifications or adapters.
  3. Wholesale pricing: Compare bulk rates for workshops to reduce per-unit costs while maintaining service margins.
  4. Core deposit options: Opt for turbos with refundable deposits to simplify the return process for used cores.
  5. Remanufacturing standards: Prioritize turbos processed to OE specifications, including balanced rotating assemblies and tested wastegates.
  6. Availability window: Select turbos with confirmed stock to avoid project delays or customer dissatisfaction.
  7. Documentation support: Request service records or remanufacturing certifications to validate the turbo’s history and condition.
  8. Compatibility cross-check: Confirm the turbo’s fitment across multiple model years to future-proof inventory decisions.

Storage & logistics

Proper storage of exchange-standard turbos is essential to maintain their performance and longevity before installation. These units should be kept in a climate-controlled environment to prevent moisture damage to seals and bearings, with desiccant packs included in packaging to absorb residual humidity. For wholesale buyers, organized shelving with clear labeling ensures quick identification and rotation of stock, while individual buyers benefit from sealed containers to protect against dust and contaminants. Always store turbos in their original packaging or equivalent protective casing to prevent physical damage, and avoid stacking heavy items on top to preserve the compressor housing integrity. Regular inventory audits help identify slow-moving units that may require relisting or repositioning to meet demand.

With over a decade in the high-performance turbo market, our team has seen how a single failed turbo can derail a project or a customer’s schedule. That’s why we focus on exchange-standard units that install without surprises, backed by a supply chain designed for speed and reliability.— autoKUR team

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Useful references

For regulatory and sector references, see Reglement (UE) 461/2010 — pieces de rechange et garantie constructeur.