Cirrus SR22 Pilot Operating Handbook page 446

Section 9
Supplements
Section 4 - Normal Procedures
Climb
Aircraft with subject propeller must use higher climb speeds to
facilitate engine cooling. For climb, follow basic AFM procedure but
use performance data in Section 5 of this supplement.
Noise Characteristics/Abatement
The certificated noise levels for the Cirrus Design SR22 established in
accordance with FAR 36 Appendix G are:
Configuration
Hartzel 3-blade Propeller
PHC-J3YF-1N/N7605(B)
Hartzel 3-blade Propeller
PHC-J3Y1F-1N/N7605(B)
Hartzel 3-blade Propeller
PHC-J3Y1F-1N/N7605C(B)
Section 5 - Performance
Installation of the subject propeller changes the climb airspeeds
required to meet engine cooling requirements on hot days. Refer to
the basic AFM for all performance information except for the following
tables.
4 of 8
Actual
84.70 dB(A)
84.70 dB(A)
84.70 dB(A)
Cirrus Design
Maximum Allowable
88.00 dB(A)
88.00 dB(A)
88.00 dB(A)
P/N 13772-152
Revision 01: 05-09-13
SR22