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N21 KBY

2008 Porsche Boxster

Red Petrol 2687cc
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MOT Status

Expired
Expires11 Jun 2026
Tests19 (14 pass, 5 fail)
Pass rate73.7%

Mileage

182,304 mi
Last recorded182,304 miles
Recorded on12 Jun 2025
Typical for 2008 Porsche Boxster43,747 mi

Significantly above average — investigate

4 checks still locked for this Porsche
Stolen
Finance
Write-off
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Vehicle Details

RegistrationN21 KBY
MakePorsche
ModelBoxster
Year2008
ColourRed
Fuel typePetrol
Engine2,687cc

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50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

14 pass 5 fail
Pass 12 Jun 2025 182,304 miles

Coolant leak ()

Play in steering rack inner joint(s) ()

Play in steering rack inner joint(s) ()

Fail 29 May 2025 182,296 miles

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b))

Exhaust has a major leak of exhaust gases (6.1.2 (a))

Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b))

Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Coolant leak ()

Play in steering rack inner joint(s) ()

Play in steering rack inner joint(s) ()

Pass 17 Jun 2023 172,068 miles

Nearside Front Brake pipe corroded, covered in grease or other material under wheel arch (1.1.11 (c))

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Pass 1 Feb 2022 161,867 miles

Play in steering rack inner joint(s) both front ()

Fail 1 Feb 2022 161,860 miles

Nearside Front Brake pipe excessively corroded (1.1.11 (c))

Nearside Front Brake pipe excessively corroded caliper (1.1.11 (c))

Offside Front Brake pipe excessively corroded caliper (1.1.11 (c))

Play in steering rack inner joint(s) both front ()

Pass 5 Feb 2021 159,247 miles

Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Front Play in steering rack inner joint(s) ()

Offside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Pass 26 Feb 2020 157,103 miles

Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 18 Feb 2019 154,104 miles
Fail 13 Feb 2019 154,033 miles

Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i))

Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Pass 15 Feb 2018 151,168 miles

plastic undertray fitted at time of test

Pass 16 Mar 2017 145,366 miles

Offside Front Outer Brake pipe slightly corroded brake pipe on caliper (3.6.B.2c)

Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Fail 15 Mar 2017 145,366 miles

Nearside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2)

Nearside Front Outer Brake pipe excessively corroded pipe on caliper (3.6.B.2c)

Nearside Rear Outer Brake pipe excessively corroded (3.6.B.2c)

Nearside Stop lamp not working (1.2.1b)

Offside Rear Outer Brake pipe excessively corroded (3.6.B.2c)

Offside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Front Outer Brake pipe slightly corroded brake pipe on caliper (3.6.B.2c)

Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Pass 24 Feb 2016 138,435 miles
Pass 13 Mar 2015 122,628 miles
Pass 3 Mar 2014 99,078 miles
Fail 26 Feb 2014 99,043 miles

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

windscreen has damage outside swept area

Pass 15 Mar 2013 77,245 miles

rear brake discs worn and in poor condition

unable to check certain items due to plastic shielding

Pass 10 Mar 2012 54,954 miles

both rear tyres wearing close to the wear indicators

chip in windscreen zone b

unable to check certain items due to plastic shielding

Pass 11 Mar 2011 36,850 miles

Windscreen damaged but outside swept area

unable to see testable items due to plastic cover

How Reliable is the Porsche Boxster?

Based on 726,695 MOT tests across 46,886 vehicles.

82.8%
Pass Rate
2,475
Miles/Year
29
Year Lifespan
46,886
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 19,504
Brake pipe excessively corroded 6,317
Exhaust emissions Lambda reading after 2nd fast idle outside specified limits 5,538
brake disc excessively pitted 5,177
position lamp(s) not working 5,126
Full Porsche Boxster reliability report

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N21 KBY is a 2008 Porsche Boxster in Red with a 2,687cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 73.7%.

Across all 2008 Porsche Boxster models, the average MOT pass rate is 88.3% with a typical mileage of 43,747 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Porsche Boxster fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 19,504 recorded failures. If you're considering buying N21 KBY, it's worth having these areas checked by a mechanic before committing.

The Porsche Boxster typically stays on UK roads for around 29 years. At 18 years old, this Porsche Boxster is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of N21 KBY?

You can check the full history of N21 KBY by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was N21 KBY registered?

N21 KBY is a 2008 Porsche Boxster, first registered on 13 March 2008.

Is N21 KBY safe to buy?

The MOT history for N21 KBY shows 19 tests with a 73.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does N21 KBY have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on N21 KBY. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.