FR91X Bosch Super 4 Spark Plug x4

£22

Item: 170175

FR91X Bosch Super 4 Spark Plug x4

£22

(Unit price: £5.50 Ite)

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  • FR91X Bosch Super 4 Spark Plug x4

    Improve 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 Information

    Please 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 5.0 out of 5 by 8.
    Rated 5 out of 5 by 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 only
    Date published: 2016-03-07
    Rated 5 out of 5 by from Fantastic product Very good performance. more than expected. I would recommend.
    Date published: 2013-10-05
    Rated 5 out of 5 by 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: 2013-09-19
    Rated 5 out of 5 by 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: 2013-07-01
    Rated 5 out of 5 by 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: 2013-03-06
    Rated 5 out of 5 by from Great product Used these plugs to replace old ones worked great.
    Date published: 2012-01-02
    Rated 5 out of 5 by 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: 2011-09-02
    Rated 5 out of 5 by 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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  • You can buy this product from one of our carefully selected Approved Partners. The full list of options available are below. Simply add your chosen option to your basket and proceed to checkout when you're ready.

    You can purchase products supplied by Halfords and selected other suppliers on halfords.com.

    Checkout is always via halfords.com and all payment will be taken via halfords.com. In checkout the products will be split into separate deliveries for each supplier.

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    Price Seller Info Purchase

Some of the parts we sell here at Halfords have been reconditioned. These will carry a Refundable Deposit or an extra surcharge amount. When you add one of these reconditioned items to your basket, we'll add this extra cost automatically.

Once you've sent us your old item we'll check it over, and then refund you the full surcharge as long as everything is ok.

Before you return your old unit please make sure it's in re-serviceable condition. So if you're returning caliper casings, you'll need to double check they aren't badly damaged or broken. If the part you've sent is found to be unserviceable, we reserve the right not to refund the surcharge.

Please note that if you're returning your old unit to our National Returns Centre then this will be at your own expense.

Bosch Spark Plugs

FR91X Bosch Super 4 Spark Plug x4

£22 FR91X Bosch Super 4 Spark Plug x4 features a unique design