FR91X Bosch Super 4 Spark Plug x4
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FR91X Bosch Super 4 Spark Plug x4Improve your engine's performance with the FR91X Bosch Super 4 Spark Plug x4. Featuring a unique design, this spark plug does more than a conventional spark plug throughout its service life.
FR91X Bosch Super 4 Spark Plug x4 Extra Info
- Superior engine versatility
- Electrode gap adjusted ex factory
- Noticeable improvement in acceleration
- Significantly improved engine smoothness
- Please note packaging may vary
Additional InformationPlease check with your vehicle manufacturer or workshop manual to confirm the suitability of this part for your vehicle.
Hex Size: 16 Thread Length mm: 19 Thread Size mm: 14 x 1.25
FR91X Bosch Super 4 Spark Plug x4 is rated out of 5 by 8.Rated 5 out of 5 by vw14 from best value i always want to use Bosch product for my car they are good and long last best perform , and this plug are 4 pack in good value of money from halfords onlyDate published: 2016-03-07Rated 5 out of 5 by Patty73 from Fantastic product Very good performance. more than expected. I would recommend.Date published: 2013-10-05Rated 5 out of 5 by scootay29 from good improvement Good spark plugs made my car run so much smoother and I'm noticing a slight improvement on fuel aswell.Date published: 2013-09-19Rated 5 out of 5 by Kyle23 from Far superior I used these as my current plugs were due a change. All I can say is WOW!!!! Better performance and economy!! What more do you want??Date published: 2013-07-01Rated 5 out of 5 by KawZ1000 from This product has great features Read the review's, thought I'd give them a go. Big change for the better when it comes to power delivery and no more chugging.Date published: 2013-03-06Rated 5 out of 5 by windol from Great product Used these plugs to replace old ones worked great.Date published: 2012-01-02Rated 5 out of 5 by Corsa97 from Bosch 520 Super 4 Spark Plug x4 All in all, a good product..Fitted in my 97 Corsa, n wot a difference. Instant acceleration.Does wot it says on the tin.Date published: 2011-09-02Rated 5 out of 5 by cardoctor from top notch well happy I always use bosch super 4 spark plugs, the reason being 4 electrodes give a bigger and better spark, the bigger the spark the better the bang.Date published: 2011-03-23
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