L9 E6 OBD Phase C Product Update Change Notification CEAF December 16th 2016 Confidential

Purpose of this CEAF The purpose of this change notification CEAF is to communicate ISL E6 OBD phase C product updates which will take place with the launch of the L9 E6 OBD phase C product in July 2017 Further information is available within the L9 Impact presentation available on the ISL E6 ODB C product page on GCE Insert Data Classification

Purpose of L9 E6 OBD C Project Enhance performance of the L9 Euro VI Phase C engine for typical European operation 3 updated power ratings; 340, 370 and 400hp All ratings feature increased low engine speed torque Increased peak torque range Improved Fuel Economy; 3~6%* * Duty cycle dependent compared to ISL E6 OBD Phase A Confidential

Engine Changes No planned Hardware changes Revised calibration Outcome Turbo hardware split will be same as Phase A: 340hp smaller trim turbo 370 & 400 larger trim turbo (externally identical to current product) Revised calibration Revised torque curve Improved fuel consumption Outcome This will drive new engine specifications to cover changes to FR, DO and SC options Confidential

Aftertreatment Changes Aftertreatment system remaining same as Phase A and C system (current product) Critical Change: Exhaust temperature drop from turbo outlet to aftertreatment inlet is 20 deg C across all ratings Confidential

Torque curves Three power ratings (Euro VI Phase C compliant) 400hp / 1700Nm for Truck and Coach: (N3 >16tonne and M3 class III) respectively 370hp / 1600Nm for Truck, Coach and Bus: (N3 >16tonne, M3 class III, Bus class I & II) respectively 340hp / 1500Nm for Truck, Coach and Bus: Confidential

400Hp / 1700Nm Rating (Coach) L9 400 Revised ISL400 OBD-C RPM Nm kw 827 61 800 922 77 921 900 1100 104 1016 96 1000 1300 136 1220 128 1450 167 1355 156 1200 1590 200 1491 187 1700 231 1593 217 1400 249 1695 248 1500 266 1600 1637 274 1581 281 1800 1524 287 1900 1468 292 2000 1411 295 2100 298 2130 1305 291 1229 2200 161 714 164 2300 Confidential – Restricted

370hp / 1600Nm Rating (Bus / Coach) L9 370 Revised ISL380 OBD-C RPM Nm kW 700 827 61 800 922 77 900 1100 104 1017 96 1000 1300 136 1220 128 1450 173 1356 156 1200 1550 195 1491 187 1600 218 1627 221 1400 235 1695 248 1500 1520 239 266 1475 247 1626 272 1700 1425 254 1559 278 1800 1390 262 283 1900 1350 269 1422 2000 1329 2100 1255 276 1238 2130 1050 234 2200 161 688 158 2300 Confidential – Restricted

Confidential – Restricted 340hp / 1500Nm Rating (Bus) L9 340 Revised ISL330 OBD-C RPM Nm kw 700 827 61 745 55 800 922 77 881 74 900 1100 104 1016 96 1000 1300 136 1152 121 1450 167 1287 148 1200 1500 188 1423 179 204 1491 203 1400 220 219 1448 227 1457 229 1600 1396 234 238 1700 1344 239 1382 246 1800 1292 244 1305 1900 1240 247 1237 2000 1198 251 1175 2100 1155 254 1050 231 2130 1086 242 2200 907 209 161 2230 874 2300 Confidential – Restricted

Product Plans As three torque curves are released into production all the existing Phase A and Phase C ISL9E6 FRs will be obsoleted FRs to be obsoleted are listed below with suggested replacements Confidential

Project Timing Calibration D phase - February ’17 FT start - February ’17 Certification documents - May ’17 Start Of Production (LP) - July’17 Rating Supersession - Q4’17 Confidential

Change log Rev Date Change 1.0 16 Dec 16 Initial release Confidential