Difficulties in parts search?

Parts list

	Description	OEM Part #	Price
1	1 46105007000 Exhaust pipe 65 sx 2002 2002	46105007000	US $306.80
2	2 46105079100 Main silencer 65 sx 2006 2002	46105079100	US $95.44
3	3 45105079056 Rockwool prefomed 50 2002 2002	45105079056	US $21.62
4	4 54605057000 Rubber sleeve d=21mm/23mm '93 2002	54605057000	US $23.49
5	5 50305016000 Ten.spring L=62Mm Ey.moveable 2002	50305016000	US $7.50
6	6 0770350030 O-ring 35,00x3,00 viton 2002	0770350030	US $3.25
7	7 0014060153 Hh Collar Screw M6X15 Tx30 2002	0014060153	—
	replacement
7	7 0024060156 Hh collar screw m6x15 tx30 2002	0024060156	US $2.26
8	8 0015060163 Hh Collar Screw M 6X16 Ws=8 2002	0015060163	US $2.23
9	9 54603048100 Range Change Metal Nut M6 2002	54603048100	US $3.93
10	10 50305012000 Swingelement For Exhaust Pipe 2002	50305012000	US $17.88
11	11 54605068000 Exhaust bracket rubber black 2002	54605068000	—
	replacement
11	11 77205068000 Damp. Compon. Black 2002	77205068000	US $9.72
12	12 54605069000 Bushing 7,5x12x28x7,8 '96 2002	54605069000	US $6.10
	replacement
12	12 77205169000 Bushing 7.5X12X28X8.3 11 2002	77205169000	US $4.54
13	13 0015060303 Hh Collar Screw M6X30 Tx30 2002	0015060303	—
	replacement
13	13 0025060306 Hh collar screw m6x30 tx30 2002	0025060306	US $2.21
14	14 0137060003 Spring Washer Din0137-B 6 2002	0137060003	US $0.43

Exhaust System Diagram KTM 65 65 SX US/EU 18105383-940641