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2.6H KB twin-screw supercharger kit for AJV8s

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Engine - Power Adders

Feb 16, 2025, 04:23 PM | Replies: 8 | Views: 1142
  • Engine - Power Adders - 2.6H KB twin-screw supercharger kit for AJV8s - New - -1 to 2026  All Models - Cardiff CF1, United Kingdom
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  • Price
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  • Location Cardiff, CF1, United Kingdom
  • Condition New
Description:

Further to developing kits for the supercharged 4.0 and 4.2 cars using the 2.1 Kenne Bell superchargers, we can now also offer kits using the larger 2.6l twin screw superchargers, which can easily produce over 500rwhp on our engines with supporting mods.
​​​​
The kits include a brand new 2.6H KB supercharger with all custom fittings to bolt onto stock supercharger location (modified supercharger housing, custom front cover and rear elbow), as well as an aftermarket bypass valve connected to a  modified discharge manifold. 

We also can bore your stock throttle body out to 83mm and custom tune your ecu to support the additional power, or support you with obtaining a MAF with a custom transfer function for larger injectors. 

If you have any queries, please do not hesitate to PM me. 

Ps. The kit pictured is a pre-development picture of a kit that we're about to finish for a STR. We can also provide the same style elbow on our 2.1 kits.

Last edited by JagSTR2004; Feb 16, 2025 at 04:25 PM.
Old Sep 20, 2025 | 10:42 AM
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Almost completed 2.6KB kit for a STR, have opened up the rear elbow even more than previous versions so should easily make 500rwhp on the STR, X350/358 XJR and XF SV8.
Almost completed 2.6KB kit for a STR, have opened up the rear elbow even more than previous versions so should easily make 500rwhp on the STR, X350/358 XJR and XF SV8.
 
Old Sep 23, 2025 | 03:58 PM
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Is this still up for sale? If so, how much?
 
Old Sep 24, 2025 | 04:45 AM
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Originally Posted by joeleerj
Is this still up for sale? If so, how much?
This one is sold, but I make them from scratch. If you're interested, please email me on thsupercharger@gmail.com
 
Old Oct 11, 2025 | 05:30 AM
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Old Oct 12, 2025 | 11:52 AM
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Default COST!

What is the cost? 2004 XJR in US
 
Old Oct 13, 2025 | 05:10 AM
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Originally Posted by joeleerj
What is the cost? 2004 XJR in US
Pm sent.


 
Old Oct 16, 2025 | 01:38 PM
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Completed 2.6H STR/XJR/SV8 kit for over 600bhp...



 
Old Dec 29, 2025 | 06:21 AM
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2.6KB twin screw supercharger mounted onto AJ33S
2.6KB twin screw supercharger mounted onto AJ33S
 

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