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Subaru Impreza WRX Sti Engine for Sale

Need an engine after a breakdown or major engine failure? Compare quotes for used and reconditioned engines, supply only or supply and fit, with vehicle recovery available across mainland UK.

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Reconditioned 4-cylinder turbo car engine tested and ready for supply and fit
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Simple Process

Get replacement engine options in four simple steps

One enquiry can help you compare suitable engine supply and fitting options without contacting garages one by one.

1

Enter vehicle details

Use your registration or provide the make, model and engine information needed to identify a suitable replacement.

2

Tell us what you need

Choose used or reconditioned, then tell us whether you need supply only, fitting or recovery.

3

Receive matching quotes

Your enquiry can be matched with relevant suppliers and specialist garages with suitable options.

4

Compare and choose

Compare price, engine condition, warranty and service details before deciding which option suits you.

Trusted Engine Solutions

Top Selling Subaru Impreza WRX Sti Engine Prices

Explore quality used and reconditioned replacement engines, with expert guidance to help you find the right fit for your vehicle.

In Stock Save Up to 50%

Subaru Impreza WRX Sti EJ207 Engine

Year: 2016 - 2024 Supply & Fit Available
In Stock Save Up to 50%

Subaru Impreza WRX Sti EJ257 Engine

Year: 2016 - 2024 Supply & Fit Available
In Stock Save Up to 50%

Subaru Impreza WRX Sti EJ25T STI Engine

Year: 2005 - 2007 Supply & Fit Available
In Stock Save Up to 50%

Subaru Impreza WRX Sti EJ20T STI Engine

Year: 2000 - 2005 Supply & Fit Available
In Stock Save Up to 50%

Subaru Impreza WRX Sti EJ20T STI Engine

Year: 1996 - 2000 Supply & Fit Available
In Stock Save Up to 50%

Subaru Impreza WRX Sti EJ20T STI Engine

Year: 1993 - 1996 Supply & Fit Available
Subaru Impreza WRX Sti Replacement Engine Options

Select Subaru Impreza WRX Sti Engine Size

Select your Subaru Impreza WRX Sti engine size to find the right replacement engine for your vehicle.

Engine Options

What type of replacement engine do you need?

The right choice depends on your vehicle, budget, how long you plan to keep it and what is currently available.

Quality checked used engine

Used Engines

A practical lower-cost option when a compatible engine is available. Selected used engines may include warranty cover of up to 6 months.

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Tested reconditioned engine ready for installation

Reconditioned Engines

Suitable when you want a rebuilt engine option with greater long-term reassurance. Qualifying engines may include warranty cover up to 3 years.

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Popular Searches

Popular replacement engine searches

Browse the replacement engines UK drivers search for most, based on genuine enquiry activity, vehicle demand and real customer interest.

A direct answer for a failed Subaru Impreza WRX Sti engine

Short answer: The engine price is only one part of the decision. Compatibility, unit condition, warranty, labour, supporting parts and downtime should be evaluated together.

  • Supply-and-fit: useful when you want the engine and installation arranged together.
  • Used warranty: up to 6 months where applicable.
  • Supply-only: useful when a trusted garage is already ready to fit the unit.
  • Reconditioned warranty: up to 3 years where applicable.

Choose who is responsible for each part of the job

Supply-only works best when your garage has already agreed to fit the engine and has reviewed the warranty conditions. A fitted service is useful when you want the engine and labour arranged together. Recovery is available where the vehicle is stranded. Before authorising the work, make sure responsibility for engine, delivery, labour and supporting parts is clear.

Build the quote around this exact Subaru Impreza WRX Sti

The derivative name suggests a sport-oriented specification, so output level, attached hardware and electronics should be checked carefully. Higher-output derivatives deserve exact code and output matching rather than assumptions based on the model badge.

  • Has the cooling system been checked if the previous engine overheated?
  • Will the old turbo, injectors or sensors be reused, checked or replaced where applicable?
  • Could the original fault damage the replacement if it is not corrected first?

Repair, rebuild or replace: make the decision in the right order

The first question is whether the existing engine can be repaired economically. A competent diagnosis should separate internal engine damage from faults in cooling, fuelling, turbocharging, sensors or emissions equipment. If replacement is the best route, the cause of the original failure still matters: fitting another engine without correcting an external fault can simply move the problem to the replacement.

Budget for the completed Subaru Impreza WRX Sti, not a box on a pallet

The useful number is the cost of a running vehicle after the job, not the cost of the engine before fitting. Add engine, logistics, labour, fluids, required service items and any work needed to correct the original failure. That approach also makes main-dealer comparisons fairer. Depending on the vehicle and work required, Engines4Sale routes can save up to 40% against comparable dealer costs.

Match the exact Subaru Impreza WRX Sti engine before price

Model name alone is not enough for a dependable engine order. Registration, VIN, model year, fuel type, transmission and engine code may all help distinguish units that share a capacity but use different sensors, ancillaries, mounts, electronics or emissions equipment. Ask the supplier to confirm the proposed engine against the actual vehicle before payment or dispatch. Also establish whether the quote is for a bare engine, long engine or a unit supplied with selected ancillaries.

Which Subaru Impreza WRX Sti replacement gives better value?
RouteBest fit forWarranty potential
Used engineLower initial budget and suitable available stockUp to 6 months, subject to terms
Reconditioned engineLonger ownership plans and more extensive renewalUp to 3 years, subject to terms

The right answer changes with the condition of the vehicle, expected ownership period, included parts and total fitting cost. A cheaper unit with weak terms can be worse value than a dearer option with clearer scope.

Choose the Subaru Impreza WRX Sti engine route by your priority

A strong quote solves the customer's actual problem, not just the need for an engine. Consider these common priorities:

  • If your priority is other major faults exist: Add gearbox, corrosion, electrical and suspension needs to the decision before investing heavily in an engine.
  • If your priority is diagnosis is uncertain: Do not order an engine simply to test a theory. Confirm that the fault is internal and replacement is genuinely the most sensible route.
  • If your priority is you want stronger aftercare: Keep engine identification, warranty, invoice and fitting records together and follow the servicing instructions supplied with the unit.
  • If your priority is no garage arranged yet: Compare supply-and-fit so the engine and installation are planned together rather than sourcing a unit first and labour later.
Use the quotation to remove uncertainty

A trustworthy engine quote should tell you what unit is being supplied, its condition, what is attached, how long the warranty lasts and what the fitter must do. Vague phrases such as 'tested engine' are less useful than clear written scope. Engines4Sale's 35 years of experience, qualified mechanics and UK-wide workshop network should support that transparency rather than replace it.

From failed Subaru Impreza WRX Sti engine to a comparable quotation
  1. Identify the vehicle: Send the registration first; VIN, engine code and derivative information can be added where needed.
  2. Choose the condition and service: Compare used and reconditioned engines, then say whether you need supply-only, fitting or recovery.
  3. Compare the completed job: Review warranty, included parts, fitting scope, logistics and likely additional work before committing.

The goal is a quote for the correct Subaru Impreza WRX Sti engine and the complete route needed to use it.

Helpful Engine Guides

Useful information before you buy a Replacement Engine

Learn what to check before buying a replacement engine, from compatibility and mileage to warranties, delivery options and supplier reliability.

Engine price comparison guide
PRICE GUIDE

How much does a replacement engine cost in the UK?

Understand the factors that change engine supply and fitting prices.

See UK Engine Prices →
Used vs reconditioned engine comparison
BUYING GUIDE

Used vs reconditioned engines: what's the difference?

Compare cost, condition, intended use and warranty considerations.

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Engine code identification guide
COMPATIBILITY

How do I find the correct engine code for my car?

Learn why the right engine identification matters before ordering.

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Frequently Asked Questions

Subaru Impreza WRX Sti replacement engine FAQs

Is engine replacement worth it on an older Subaru Impreza WRX Sti?

It can be if the body, gearbox and other major systems are sound and the completed repair compares favourably with replacing the vehicle. Consider the whole car and how long you intend to keep it.

Why does the engine code matter on a Subaru Impreza WRX Sti?

An engine code can distinguish units that share a capacity or model name but differ in output, electronics, emissions equipment or ancillaries. It is one of the strongest checks available when confirming compatibility.

Could a Subaru Impreza WRX Sti engine replacement save money versus a main dealer?

Potentially. Suitable jobs can save up to 40% against a comparable main-dealer route. Compare like for like, including engine condition, warranty, labour, recovery and included parts.

Why is specialist fitting important for a Subaru Impreza WRX Sti?

Performance derivatives can differ in output, ancillaries and supporting systems. A suitably equipped workshop helps ensure the engine is correctly matched, installed and commissioned and that the cause of the original failure is addressed.

How long will a Subaru Impreza WRX Sti engine replacement take?

Timescale depends on exact engine availability, transport or recovery, workshop capacity and whether additional faults are found. Ask for a current estimate after the engine has been matched rather than relying on a generic turnaround promise.

Can you recover my broken Subaru Impreza WRX Sti to a garage?

Yes. If the vehicle is not driveable, recovery can be arranged to the garage doorstep across mainland UK. Include the vehicle location with the enquiry so transport and fitting can be planned together.

What warranty can I get on a reconditioned Subaru Impreza WRX Sti engine?

Reconditioned engines can be supplied with warranty cover of up to three years, depending on the engine and written conditions. Check what fitting, servicing and documentation the warranty requires before installation.

Customer Feedback

What drivers say about using Engines4Sale

Read genuine reviews from UK drivers who found quality replacement engines through our trusted supplier network.

★★★★★

"Brilliant customer service ontime delivery. Engine was clean and tested as promised."

2 days ago
★★★★½

"Cheapest on the net, hats off to E4S! Saved over £400 on my reconditioned engine."

1 week ago
★★★★★

"Found the cheapest engine for my A4, great service and fast door-step delivery."

2 weeks ago
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