Mark's back when it was single-turbo and only a heat-exchanger away from being a true "Street car":
We almost added the heat-exchanger in a number of times but it was never driven enough (Other than down to QSL from the shop) to really justify the time/energy to do it.
Stock Seats
Stock NAV
Stock Interior (With cage of course)
Stock Body
Drag Radials
I'm not sure how much faster it went on this set-up but found that video quickly so just using it as reference (And yes, it is faster than LMR went).