Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Holden Commodore (VY)
Table title:
Powertrains
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Engine displacement; configuration </th><th colspan=1 rowspan=1 > Engine </th><th colspan=1 rowspan=1 > Power </th><th colspan=1 rowspan=1 > Torque </th><th colspan=1 rowspan=1 > Transmission </th><th colspan=1 rowspan=1 > Fuel type </th><th colspan=1 rowspan=1 > Fuel consumption (sedan) </th></tr>
<tr> <td colspan=1 rowspan=3 > 3.8 L (3791 cc); V6 </td><td colspan=1 rowspan=2 > ECOTEC (L36) </td><td colspan=1 rowspan=2 > 152 kW (204 hp) </td><td colspan=1 rowspan=2 > 305 N⋅m (225 lb⋅ft) </td><td colspan=1 rowspan=1 > 5-speed Getrag 260 (M35) manual </td><td colspan=1 rowspan=2 > Petrol </td><td colspan=1 rowspan=1 > 11.0 L/100 km (21.4 mpg‑US) </td></tr>
<tr> <td colspan=1 rowspan=2 > 4-speed GM 4L60-E (M30) automatic </td><td colspan=1 rowspan=1 > 12.0 L/100 km (19.6 mpg‑US) </td></tr>
<tr> <td colspan=1 rowspan=1 > Supercharged ECOTEC (L67) </td><td colspan=1 rowspan=1 > 171 kW (229 hp) </td><td colspan=1 rowspan=1 > 375 N⋅m (277 lb⋅ft) </td><td colspan=1 rowspan=1 > PULP </td><td colspan=1 rowspan=1 > 13.5 L/100 km (17.4 mpg‑US) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=4 > 5.7 L (5665 cc); V8 </td><td colspan=1 rowspan=6 > Generation III Alloy (LS1) </td><td colspan=1 rowspan=2 > 225 kW (302 hp) </td><td colspan=1 rowspan=2 > 460 N⋅m (339 lb⋅ft) </td><td colspan=1 rowspan=1 > 6-speed Tremec T-56 manual </td><td colspan=1 rowspan=6 > Petrol </td><td colspan=1 rowspan=1 > 13.0 L/100 km (18.1 mpg‑US) </td></tr>
<tr> <td colspan=1 rowspan=1 > 4-speed GM 4L60-E automatic </td><td colspan=1 rowspan=1 > 13.5 L/100 km (17.4 mpg‑US) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 235 kW (315 hp) </td><td colspan=1 rowspan=2 > 465 N⋅m (343 lb⋅ft) </td><td colspan=1 rowspan=1 > 6-speed Tremec T-56 manual </td><td colspan=1 rowspan=1 > 13.0 L/100 km (18.1 mpg‑US) </td></tr>
<tr> <td colspan=1 rowspan=1 > 4-speed GM 4L60-E automatic </td><td colspan=1 rowspan=1 > 13.5 L/100 km (17.4 mpg‑US) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 5.7 L (5667 cc); V8 </td><td class="highlighted"  colspan=1 rowspan=2 > 245 kW (329 hp) </td><td colspan=1 rowspan=2 > 465 N⋅m (343 lb⋅ft) </td><td colspan=1 rowspan=1 > 6-speed Tremec T-56 manual </td><td colspan=1 rowspan=1 > 13.0 L/100 km (18.1 mpg‑US) </td></tr>
<tr> <td colspan=1 rowspan=1 > 4-speed GM 4L60-E automatic </td><td colspan=1 rowspan=1 > 13.5 L/100 km (17.4 mpg‑US) </td></tr>
</table>
Question:
 V8's 235 kW (315 hp) and 245 kW (329 hp) was introduced by?
Answer:
Holden Commodore (VY) introduced V8's 235 kW (315 hp) and 245 kW (329 hp).