Engines Market

LAND ROVER DEFENDER 110 D350 SPECIALISTS

Land Rover Defender 110 D350 Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Land Rover Defender 110 D350 engine specialists. Compare prices on reconditioned, rebuilt and used engines to secure the best supply and fit solution for your vehicle.

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12-Month Warranty
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Land Rover Defender 110 D350 Engine
from£7,500 to £11,00...
  • Usedfrom £3,500
  • Reconditionedfrom £6,500
  • Common codesDT306 (306DT)

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3 Simple Steps to Finding the Right Replacement Engine

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

Variant History

Land Rover Defender 110 D350 Engine History & Specs at a Glance

When the D350 variant launched in the modern L663 generation, it brought flagship 3.0-litre inline-six mild-hybrid diesel performance to the iconic long-wheelbase Defender 110. Its engine has remained a singular, high-output unit throughout its production run.

Land Rover Defender 110 D350
  1. 2020

    DT306 (AJ20D6), 3.0L Inline-6 MHEV Diesel, 350 PS (Introduction of the D350 powertrain to the L663 Defender 110 range, featuring twin-turbocharging and 48V mild-hybrid assistance).

Every engine fitted to the Land Rover Defender 110 D350 is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Land Rover Defender 110 D350 Engine Codes Specifications & Replacement Cost

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

DT306 (306DT) — 3.0L Diesel MHEV (2020-present) engine

DT306 (306DT) — 3.0L Diesel MHEV (2020-present)

Power Output
350 PS (345 bhp)
Years Fitted
2020-present

Can’t find your exact engine code?-> Get quotes for DT306 Land Rover Defender 110 D350 engine replacement

-> Get quotes for DT306 Land Rover Defender 110 D350 engine replacement

Common Problems

Land Rover Defender 110 D350 Engine Problems Repair Cost vs Replacement

The Land Rover Defender 110 D350 is a high-performance, modern mild-hybrid diesel that is generally robust when properly maintained. However, its 3.0L Ingenium architecture is susceptible to specific emissions-related and timing system issues. Rebuilt engines through EnginesMarket include upgraded components addressing these original failure points, plus a minimum 12-month unlimited-mileage warranty.

Common failure points and repair options

EGR Cooler & DPF Oil Dilution

Affected
Land Rover Defender 110 D350 (DT306, 2020-present)
Typical failure mileage
60,000-100,000 miles
Root cause
Frequent short journeys prevent complete DPF regeneration, leading to fuel wash and oil dilution, while the EGR cooler is prone to internal leaks contaminating the intake system.

Repair options

Repair tierDealer priceSpecialist price
Minor/Preventative (EGR/DPF service + oil flush)£1,200-£2,000£600-£1,200
Full Replacement - rebuilt/reconditioned engine£11,000-£15,000£7,500-£11,000 [ESTIMATED - using Land Rover 306DT as proxy for 3.0L Ingenium architecture]
Our recommendation
If the issue is strictly early-stage EGR/DPF related, a specialist service and software update is the most cost-effective fix. However, if there is accompanying loss of compression, knocking, or internal damage, a fully rebuilt unit with all known vulnerabilities addressed is the safest long-term choice for a vehicle of this caliber.
-> Compare rebuilt DT306 Land Rover Defender 110 D350 engine prices

Don't Let Engine Failure Write Off Your Land Rover Defender 110 D350

Protect your investment with a rebuilt engine that includes upgraded components, a comprehensive 12-month unlimited mileage warranty, and nationwide supply & fit delivery. Comparing specialist quotes ensures you avoid main dealer premiums while securing precision engineering for your high-performance Defender.

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FAQ

Land Rover Defender 110 D350 Engine ReplacementFrequently Asked Questions

Everything Land Rover Defender 110 D350 owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

Why Choose Us

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Comparing quotes is completely free and carries no obligation. By entering your registration, you ensure that every quote you receive is precisely matched to your Land Rover Defender 110 D350 and its specific DT306 engine code, connecting you directly with vetted UK specialists who understand high-performance modern Defender replacements.

50+50+ Land Rover Defender 110 D350 engines supplied through our network
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