v3.01
- Increased overall scene brightness by 5%. Less darkness and better visibility during cloudy and overcast condition.
- Improved AI path at Hairpin corner exit to reduce fence wreck chance under heavy wet condition for some high horsepower vehicle mods.

v3.00
- New animated marshals, race flags, start/checked flagmen that fully work with flag rules system. Each marshal is located at position from original GPL version. Start(green) flagman is located at historically correct position for 24H and TT layout. Note, marshals are expected to arrive before qualify session.
- New 3D animated windsocks at Deer's Leap and Wheeler's corner according to real footage.
- Repainted paddock gravel texture according to real footage.
- Repainted road groove texture and narrower skid marks according to real footage.
- Added 3cm height to curb stones at Ireland's Corner and Wheeler's corner, updated curb material.
- Added more wire poles at Jordan's Cross according to real footage.
- Added additional street light after Deer's Leap.
- Remodeled all remaining roadside 2D hedges to 3D.
- Improved overall track ambient lighting and color correction.
- Improved road specular, roughness, wet effect. Increased asphalt texture resolution. Added more details to grass bank material.
- Adjusted tree lines position near roadside at Rushyhill according to real footage.
- Adjusted hay bales at the Hairpin for safer maneuver in case of missed brake.
- Removed hedge wall collision detection at corner entry and exit sections of Cochranstown and Ireland's Corner to reduce chance of fatal accident.
- Updated real road presets to take pit stops into account.
- Various fixes and improvements to vegetation and building.

v2.90
- Add volumetric lighting and animated dust effect for all street lights. Volumetric lighting effect is only available using "Full" circuit detail setting.
- Add additional historical building, pit direction sign according to real footage.
- Add gravel surface property for paddock area according to real footage.
- Improved road, groove, pit lane banner material detail.
- Improved and added more trees and shrubs at various locations.
- Improved airplane propeller blades animation and material.
- Removed ugly sharp shadows casting on trees.
- Fixed terrain shadow casting issues from very low sun angle.
- Fixed missing backside of pit lane fence.
- Slightly faster seagulls.

v2.80
- New scratch-made 3D animated seagulls.
- All balloons now only show at "Full" circuit detail setting. Player can set circuit detail to "High" to hide balloons. Note, there are no other differences between "High" & "Full" circuit detail setting for this track.

v2.70
- More detailed lighting and translucent effect on all vegetation, especially when viewing against sunlight.
- More track lights added near Leathemstown & Tornagrough.
- Removed outer collision detection at Leathemstown Bridge & Quarterland corner entry. It is now safe to maneuver through hedge/shrub in case of missed braking.
- Replaced outer hedge with shrub at Quarterland corner entry.
- Improved AI path for new AI at Tornagrough & Hairpin.
- Split terrain into smaller pieces to avoid exceeding max night light sources per object limit. Smoothed terrain normal seams.
- Fixed a LOD value that causing a wall object popping at distance.
- Fixed some floating grass and bushes.

v2.60
- Add additional track lights near Cochranstown & Quarterland for 24H & Reverse layout.
- Reworked details of all vegetation textures, cleaned up rough edges.
- Tweaked ambient probe setting, improved visibility & more natural lighting during sunrise & sunset.
- Tweaked road material, wet & haze effects.
- Fixed black shading popping up on some materials when viewing at distance.

v2.50 Historical content update - 24 Hours of Dundrod

- Add new "24 Hours of Dundrod" layout with temporary road lights exclusively for endurance events.
- Set historical accurate race date in September for "TT" layout, which affects sun angle & day night duration. All other layouts have race date set in June.
- Add historical track lights with different configurations for each layout. Temporary road lights are available only for 24H & Reverse layout. The TT layout has the least track lights in order to stay authentic to the historical event.
- Add random power fluctuation animation to track lights.
- Rebuilt main broadcast building with more historical details.
- Recreated the quarries left-hand hill elevation with additional historical fences, crowds, vegetation, houses.
- Add historical landmark farm houses at Rushyhill, Deer's Leap, Wheeler's corner, Hairpin.
- Add historical caravans, big top tents, outhouses, race event signboards.
- Add historical no-entry sign at pit exit during pit closure.
- Add more 3D & texture details to tents, banners, speakers, bridges, stone walls, farm gates, improved material effects.
- Add more crowds and warning signs to various historical locations.
- Remodeled all 2D chimneys & stone walls to 3D, fixed shadows casting issue.
- Optimized collision wall, removed collision wall that can strand vehicle.
- Removed grid lines from TT layout.
- Fixed some minor road UV map issues.
- Updated lakes using the new IBL water shader.
- Removed rainbow from race session.
- Replaced some 2D tree walls with billboards trees that fits better with scenery.
- Improved large amount materials, textures, objects.
- Increased overall material brightness by 5%.
- AIW workaround to fix AI crashing and stuck issues while exiting pit lane.
- Improved AI path at Hairpin for GP Reverse layout for wide range of vehicle types.
- Reworked track-side camera groups with more coverage and additional angles that closely matches historical footage.

v2.04
- add varied house lights visible during night.
- add retro reflective effect to road signs.
- add realistic illumination on balloon during night.
- add cabin lights for air planes.
- slightly more forgiving collision wall at hairpin (especially for reverse layout).
- DRS now always available.

v2.03
- Further tweaks to wet & puddle map for better transition & more details.
- Small correction to road AO specular map.
- Less specular strength from airplane propeller blades.

v2.02
- Updated puddle map texture to 4K resolution with more details, fixed wet puddle visual artifacts to work with the latest January RC build wet road rendering changes. New wet puddle visual now has a more natural and detailed look.
- Adjusted hidden race date setting from August to June for longer daylight time and better sunlight coverage.