Audi S1 2.0 TFSI Quattro Specialists

Audi A1 S1 2.0 TFSI Quattro Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Audi A1 S1 2.0 TFSI Quattro engine specialists. Compare prices on reconditioned, rebuilt and used engines to find the best supply and fit solution for your vehicle.

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Audi A1 S1 2.0 TFSI Quattro Engine

from£3,200 to £5,500...

Usedfrom £800
Reconditionedfrom £2,000
Common codesCWZA

Audi a1 S1 2.0 TFSI Quattro Used Engine — CWZA

Audi a1Used Engine — CWZA

Audi a1 S1 2.0 TFSI Quattro Reconditioned Engine — CWZA

Audi a1Reconditioned Engine — CWZA

Audi a1 S1 2.0 TFSI Quattro Rebuilt Engine — CWZA

Audi a1Rebuilt Engine — CWZA

Instant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide Network

How it works

3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

Audi A1 S1 2.0 TFSI Quattro Engine History & Specs at a Glance

Launched as the high-performance flagship of the A1 8X range, the S1 2.0 TFSI Quattro badge signifies a potent 2.0-litre turbocharged petrol engine paired with Audi's renowned quattro all-wheel-drive system, delivering hot-hatch dynamics in a premium compact package.

2014
CWZA, 2.0L TFSI, 231hp (170kW). Introduced alongside the A1 Sportback facelift, featuring revised EA888 Gen 3 architecture, a Haldex-based quattro all-wheel-drive system, and upgraded cooling components for track-capable performance.
2018
End of production for the 8X generation S1, cementing its status as a highly sought-after modern classic in the UK performance hatchback market.

Every engine fitted to the Audi A1 S1 2.0 TFSI Quattro is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Audi A1 S1 2.0 TFSI Quattro Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

CWZA — 2.0L Petrol (2014-2018)

Power Output: 231hp (170kW)
Years Fitted: 2014-2018

Can’t find your exact engine code?-> Get quotes for CWZA Audi A1 S1 2.0 TFSI Quattro engine replacement

-> Get quotes for CWZA Audi A1 S1 2.0 TFSI Quattro engine replacement

Common failure points and repair options

Water Pump & Thermostat Housing Leaks

Affected: Audi A1 S1 2.0 TFSI Quattro (CWZA, 2014-2018)
Typical failure mileage: 60k-100k miles

Root cause

The plastic composite thermostat housing and water pump impellers can degrade over time due to heat cycles, leading to slow coolant loss and potential overheating if left unmonitored.

Repair options

Repair tier	Dealer price	Specialist price
Minor/Preventative	£400-£800	£300-£600
Full Replacement - rebuilt/reconditioned engine	£4,500-£7,000	£3,200-£5,500

Our recommendation

If the engine has not overheated, a standalone water pump and thermostat housing replacement is the most logical and cost-effective repair. If coolant loss has led to overheating and head gasket compromise, a full replacement is the only reliable solution to prevent recurring issues.

-> Compare rebuilt CWZA Audi A1 S1 2.0 TFSI Quattro engine prices

Carbon Buildup & Turbocharger Wear

Affected: Audi A1 S1 2.0 TFSI Quattro (CWZA, 2014-2018)
Typical failure mileage: 80k-120k miles

Root cause

Direct injection (TFSI) prevents fuel from washing the intake valves, leading to carbon deposits that restrict airflow. Combined with aggressive driving, this can increase turbocharger stress and reduce overall efficiency.

Repair options

Repair tier	Dealer price	Specialist price
Minor/Preventative	£300-£600	£200-£400
Full Replacement - rebuilt/reconditioned engine	£4,500-£7,000	£3,200-£5,500

Our recommendation

Preventative walnut blasting of the intake valves at 60k miles is highly recommended. If turbocharger failure has already occurred, replacing the entire unit with a rebuilt engine is safer than attempting a standalone turbo swap, which risks contamination from existing debris.

-> Compare rebuilt CWZA Audi A1 S1 2.0 TFSI Quattro engine prices

Don't Let Engine Failure Write Off Your Audi A1 S1 2.0 TFSI Quattro

Navigating performance engine repairs can be complex, but you don't have to accept main dealer premiums. By comparing quotes through EnginesMarket, you gain access to vetted UK specialists who provide rebuilt Audi A1 S1 2.0 TFSI Quattro engines with upgraded components, comprehensive 12-month unlimited-mileage warranties, and nationwide supply & fit options.

Compare Audi A1 S1 2.0 TFSI Quattro Engine Replacement Prices Now ->

FAQ

Audi A1 S1 2.0 TFSI Quattro Engine ReplacementFrequently Asked Questions

Everything Audi A1 S1 2.0 TFSI Quattro owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

The cost to replace an Audi A1 S1 2.0 TFSI Quattro engine typically ranges from £800 for a used unit to £3,200-£5,500 for a fully rebuilt engine (supply-only).

Used engines are the most budget-friendly but carry higher risk.
Reconditioned engines offer a balance of cost and reliability.
Rebuilt engines provide the highest reliability with upgraded components.

-> Compare Audi A1 S1 2.0 TFSI Quattro engine prices today

Owners of the Audi A1 S1 2.0 TFSI Quattro should watch for persistent engine management lights, a noticeable loss of power, or rough idling.

Unexplained coolant loss or sweet smells from the engine bay (water pump/thermostat housing).
Excessive oil consumption or blue smoke from the exhaust.
Unusual rattling or knocking sounds from the engine bay.

-> Get a diagnostic quote for your Audi A1 S1 2.0 TFSI Quattro

Yes, for most owners, it is financially viable. The Audi A1 S1 2.0 TFSI Quattro retains strong residual values, typically ranging from £14,000 to £22,000 depending on the condition and mileage.

A rebuilt engine is a sensible investment that preserves the vehicle's performance and value.
Always compare the replacement cost against the vehicle's current market value before proceeding.

-> Check if your Audi A1 S1 2.0 TFSI Quattro is worth repairing

A professional supply and fit engine replacement for an Audi A1 S1 2.0 TFSI Quattro typically takes 2 to 3 working days.

Day 1: Vehicle intake, draining of fluids, and careful removal of the faulty engine.
Day 2: Installation of the replacement engine, reconnection of the quattro drivetrain, and refilling of fluids.
Day 3: ECU coding, software updates, and comprehensive road testing to ensure all systems are functioning correctly.

-> Book your Audi A1 S1 2.0 TFSI Quattro supply & fit service

No, you must ensure the replacement engine matches your specific engine code (CWZA) and is configured for quattro all-wheel drive.

Non-quattro engines lack the necessary rear differential drive components and mounting points.
Using an incorrect engine code can result in ECU incompatibility and failed MOT emissions tests.
Entering your registration on EnginesMarket guarantees the quote is matched to your exact DVLA-registered engine specification.

-> Confirm your exact Audi A1 S1 2.0 TFSI Quattro engine code now

Why Choose Us

Compare Audi A1 S1 2.0 TFSI Quattro Engine Prices Today

Don't overpay at the main dealer. Comparing quotes through EnginesMarket is 100% free and carries no obligation. We connect you directly with vetted, specialist workshops across the UK who understand the unique requirements of the Audi A1 S1 2.0 TFSI Quattro, ensuring you get the right engine code, fair pricing, and peace of mind.

500+500+ Audi A1 S1 2.0 TFSI Quattro engines supplied through our network

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Compare quotes from trusted UK Audi A1 S1 2.0 TFSI Quattro engine specialists with warranty-backed rebuilt, reconditioned and used options nationwide.