Aston Martin DB9 Vanquish S rear box, I was going to modify the silencer on the DB9 to produce a better louder sound when the valves are open but not changing the sound in quiet mode, however I came across abettre option, using a Vanquish S exhaust backbox instead. My exhaust is decatted (secondary cats…
Tag: Performance
Upgraded Aston Martin V12 Exhaust
Upgraded Aston Martin V12 Exhaust,tThe standard V12 Aston Martin exhaust sounds great already, but it can be improved upon. Firstly with a decat and then with an X-pipe. Decat My car came already decatted and remapped. The standard exhaust comes with 6 catalytic converters, 4 in the manifold and 2 secondary cats under the car….
Aston Martin DBS Inlet Manifold Upgrade
Aston Martin DBS Inlet Manifold Upgrade, the DBS manifolds have an enlarged plenum and improved flow characteristics perfect for a DB9 HP Upgrade, they produce more power at the top end but a little less low end torque. In my opinion they also look better than the stock DB9 manifolds. Removing the manifolds is not the…
DB9 Air Box Delete
DB9 Air Box Delete, The DB9 airbox is restrictive at high rpm and large throttle openings if the engine is modified at all (e.g. remap, removing secondary cats, etc.) and particularly if using the DBS inlet manifold which flows much better at high rpm, as the only inlet to the airbox is though the restrictive…
Aston Martin 3 way switchable Exhaust Valve
Aston Martin 3 way switchable Exhaust Valve, most modern Aston Martins have a valve in the exhaust, this automatically switches between valves open (loud) mode and valves closed (quiet) mode depending upon RPM. Most people know of the infamous fuse 22 (15 on later cars) which changes the exhaust to loud permanently, (removing fuse 22…
DB9S Wheels and Tyres
DB9S Wheels and Tyres. The DB9 was launched with 19″ wheels and tyres, the optional sportspack also had the same size tyres and wheels. The actual DB9 sizes are Front 8.5J x 19 ET50.3 Tyre 235/40ZR19 Rear 9.5J x 19 ET62.5 Tyre 275/35ZR19 The DBS came with larger wheels and tyres, this time 20″ in…