2006-2011 HONDA CIVIC Si PNN3 K20z3 Mfactory LSD, gear set, stage 4 1000whp+





 Product info

Remanufactured K20z3 06-11 civic si pnn3 transmission. Direct bolt in 2006-2011 Civic SI. This is our STAGE 4 K Series box. Unit is capable of over 1000whp. The transmission has been completely torn down, all components inspected for wear and for excessive clearances. Reassembled to OEM specs, with all new bearings and seals. Upgraded Wavetrac Limited Slip Differential and Graf Gearboxes 1-4 Dog Engagement set with 5th gear cuff. This transmission will handle anything you can throw at it! This is a 4 speed transmission. 4.0 final drive. Gear ratios are 2.91 / 2.00 / 1.40 / 1.05. Graf Billet shift forks included. Transmissions are shipped dry, please add fluid upon installation. Please allow 7-17 business days for assemble.
Terms of purchase 
Please read the entire listing. Buyer agrees to purchase item pictured. Product will be shipped with insurance included and signature required upon delivery. The core return details are listed below; only K20z3 cores are accepted with this listing.
ManualGearbox will provide a 90 day warranty from the date of sale. A new clutch, new pilot bearing, new Honda MTF or equivalent transmission fluid and professional installation is required for warranty to be valid. This warranty covers the transmission from assembly defects or product defects. Damage due to abuse, lack of fluid or improper fluid voids the warranty. Racing in any form or opening the transmission up will also void the warranty.
Transmission Core 
A $900 core fee is included in the list price. We will pay return shipping for your used K20z3 core, and will refund anywhere from $200 to $900 once we’ve inspected it, depending on the condition of core. Cores must be returned in box that your transmission arrives in; detailed core return instructions will be included with your transmission.


There are no reviews yet.

Be the first to review “2006-2011 HONDA CIVIC Si PNN3 K20z3 Mfactory LSD, gear set, stage 4 1000whp+”

Your email address will not be published. Required fields are marked *